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42626446451479 = 115395077182727
BaseRepresentation
bin10011011000100101111100…
…01100101110001100010111
312120221001022100021211222201
421230102332030232030113
521041342430242421404
6230354152534505331
711656442036401642
oct1154227614561427
9176831270254881
1042626446451479
1112644857830920
12494535a805247
131aa286c886497
14a751b971aa59
154ddc29707ca4
hex26c4be32e317

42626446451479 has 8 divisors (see below), whose sum is σ = 46501670613888. Its totient is φ = 38751237733560.

The previous prime is 42626446451467. The next prime is 42626446451509. The reversal of 42626446451479 is 97415464462624.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a de Polignac number, because none of the positive numbers 2k-42626446451479 is a prime.

It is a super-2 number, since 2×426264464514792 (a number of 28 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 42626446451479.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42626446421479) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2343214 + ... + 9525940.

It is an arithmetic number, because the mean of its divisors is an integer number (5812708826736).

Almost surely, 242626446451479 is an apocalyptic number.

42626446451479 is a deficient number, since it is larger than the sum of its proper divisors (3875224162409).

42626446451479 is a wasteful number, since it uses less digits than its factorization.

42626446451479 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7722245.

The product of its digits is 278691840, while the sum is 64.

The spelling of 42626446451479 in words is "forty-two trillion, six hundred twenty-six billion, four hundred forty-six million, four hundred fifty-one thousand, four hundred seventy-nine".

Divisors: 1 11 539507 5934577 7182727 79009997 3875131495589 42626446451479