617482428592640 has 160 divisors (see below), whose sum is σ = 1609875617366016. Its totient is φ = 225779981598720.

The previous prime is 617482428592591. The next prime is 617482428592699. The reversal of 617482428592640 is 46295824284716.

It is a tau number, because it is divible by the number of its divisors (160).

It is a super-2 number, since 2×617482428592640² (a number of 30 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 86640896 + ... + 93496575.

Almost surely, 2^{617482428592640} is an apocalyptic number.

It is an amenable number.

617482428592640 is an abundant number, since it is smaller than the sum of its proper divisors (992393188773376).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

617482428592640 is a wasteful number, since it uses less digits than its factorization.

617482428592640 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 180137610 (or 180137594 counting only the distinct ones).

The product of its (nonzero) digits is 371589120, while the sum is 68.

The spelling of 617482428592640 in words is "six hundred seventeen trillion, four hundred eighty-two billion, four hundred twenty-eight million, five hundred ninety-two thousand, six hundred forty".