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57481673378 = 259023486943
BaseRepresentation
bin110101100010001011…
…001011101010100010
312111100222220120001212
4311202023023222202
51420210302022003
642223503430122
74103310106403
oct654213135242
9174328816055
1057481673378
11224179a6a98
12b1825b5342
135560ab21ac
142ad42319aa
151766606dd8
hexd622cbaa2

57481673378 has 8 divisors (see below), whose sum is σ = 86224147968. Its totient is φ = 28740290724.

The previous prime is 57481673363. The next prime is 57481673383. The reversal of 57481673378 is 87337618475.

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 125426 + ... + 361517.

It is an arithmetic number, because the mean of its divisors is an integer number (10778018496).

Almost surely, 257481673378 is an apocalyptic number.

57481673378 is a deficient number, since it is larger than the sum of its proper divisors (28742474590).

57481673378 is a wasteful number, since it uses less digits than its factorization.

57481673378 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 545968.

The product of its digits is 23708160, while the sum is 59.

The spelling of 57481673378 in words is "fifty-seven billion, four hundred eighty-one million, six hundred seventy-three thousand, three hundred seventy-eight".

Divisors: 1 2 59023 118046 486943 973886 28740836689 57481673378