401566077415104 has 168 divisors, whose sum is σ = 1235964264127488. Its totient is φ = 114731147543040.

The previous prime is 401566077415099. The next prime is 401566077415123. The reversal of 401566077415104 is 401514770665104.

It is a tau number, because it is divible by the number of its divisors (168).

It is a super-2 number, since 2×401566077415104² (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 23 ways as a sum of consecutive naturals, for example, 582867057 + ... + 583555599.

It is an arithmetic number, because the mean of its divisors is an integer number (7356930143616).

Almost surely, 2^{401566077415104} is an apocalyptic number.

It is an amenable number.

401566077415104 is an abundant number, since it is smaller than the sum of its proper divisors (834398186712384).

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

401566077415104 is a wasteful number, since it uses less digits than its factorization.

401566077415104 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 750563 (or 750546 counting only the distinct ones).

The product of its (nonzero) digits is 2822400, while the sum is 51.

The spelling of 401566077415104 in words is "four hundred one trillion, five hundred sixty-six billion, seventy-seven million, four hundred fifteen thousand, one hundred four".