401577042513 has 8 divisors (see below), whose sum is σ = 538531063488. Its totient is φ = 266170524944.

The previous prime is 401577042487. The next prime is 401577042551. The reversal of 401577042513 is 315240775104.

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

It is a cyclic number.

It is not a de Polignac number, because 401577042513 - 2³⁷ = 264138089041 is a prime.

It is a super-2 number, since 2×401577042513² (a number of 24 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (401577041513) 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, 386875245 + ... + 386876282.

It is an arithmetic number, because the mean of its divisors is an integer number (67316382936).

Almost surely, 2^401577042513 is an apocalyptic number.

It is an amenable number.

401577042513 is a deficient number, since it is larger than the sum of its proper divisors (136954020975).

401577042513 is a wasteful number, since it uses less digits than its factorization.

401577042513 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 773751703.

The product of its (nonzero) digits is 117600, while the sum is 39.

The spelling of 401577042513 in words is "four hundred one billion, five hundred seventy-seven million, forty-two thousand, five hundred thirteen".