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72746436514 = 2142725489291
BaseRepresentation
bin100001111000000000…
…1101000011110100010
320221202211020212111111
41003300001220132202
52142441041432024
653230320333534
75153503336123
oct1036001503642
9227684225444
1072746436514
1128940515514
12121227742aa
136b2443c50b
14374169604a
151d5b7b9a94
hex10f00687a2

72746436514 has 8 divisors (see below), whose sum is σ = 109196126928. Its totient is φ = 36347727540.

The previous prime is 72746436463. The next prime is 72746436527. The reversal of 72746436514 is 41563464727.

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12741792 + ... + 12747499.

It is an arithmetic number, because the mean of its divisors is an integer number (13649515866).

Almost surely, 272746436514 is an apocalyptic number.

72746436514 is a deficient number, since it is larger than the sum of its proper divisors (36449690414).

72746436514 is a wasteful number, since it uses less digits than its factorization.

72746436514 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25490720.

The product of its digits is 3386880, while the sum is 49.

The spelling of 72746436514 in words is "seventy-two billion, seven hundred forty-six million, four hundred thirty-six thousand, five hundred fourteen".

Divisors: 1 2 1427 2854 25489291 50978582 36373218257 72746436514