601555600956 has 24 divisors (see below), whose sum is σ = 1406087947264. Its totient is φ = 200167360560.

The previous prime is 601555600829. The next prime is 601555600967. The reversal of 601555600956 is 659006555106.

It is a super-2 number, since 2×601555600956² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 43889500 + ... + 43903203.

Almost surely, 2^601555600956 is an apocalyptic number.

It is an amenable number.

601555600956 is an abundant number, since it is smaller than the sum of its proper divisors (804532346308).

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

601555600956 is a wasteful number, since it uses less digits than its factorization.

601555600956 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 87793281 (or 87793279 counting only the distinct ones).

The product of its (nonzero) digits is 1215000, while the sum is 48.

The spelling of 601555600956 in words is "six hundred one billion, five hundred fifty-five million, six hundred thousand, nine hundred fifty-six".