401142155115215 has 16 divisors (see below), whose sum is σ = 490679730593856. Its totient is φ = 314754466252800.

The previous prime is 401142155115193. The next prime is 401142155115241. The reversal of 401142155115215 is 512511551241104.

It is not a de Polignac number, because 401142155115215 - 2⁸ = 401142155114959 is a prime.

It is a super-2 number, since 2×401142155115215² (a number of 30 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

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, 2927335376 + ... + 2927472405.

It is an arithmetic number, because the mean of its divisors is an integer number (30667483162116).

Almost surely, 2^{401142155115215} is an apocalyptic number.

401142155115215 is a deficient number, since it is larger than the sum of its proper divisors (89537575478641).

401142155115215 is a wasteful number, since it uses less digits than its factorization.

401142155115215 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5854808050.

The product of its (nonzero) digits is 40000, while the sum is 38.

The spelling of 401142155115215 in words is "four hundred one trillion, one hundred forty-two billion, one hundred fifty-five million, one hundred fifteen thousand, two hundred fifteen".