401542255052 has 12 divisors (see below), whose sum is σ = 704943993096. Its totient is φ = 200129685600.

The previous prime is 401542255027. The next prime is 401542255063. The reversal of 401542255052 is 250552245104.

It is a super-2 number, since 2×401542255052² (a number of 24 digits) contains 22 as substring.

It is a hoax number, since the sum of its digits (35) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 160359074 + ... + 160361577.

It is an arithmetic number, because the mean of its divisors is an integer number (58745332758).

Almost surely, 2^401542255052 is an apocalyptic number.

It is an amenable number.

401542255052 is a deficient number, since it is larger than the sum of its proper divisors (303401738044).

401542255052 is a wasteful number, since it uses less digits than its factorization.

401542255052 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 320720968 (or 320720966 counting only the distinct ones).

The product of its (nonzero) digits is 80000, while the sum is 35.

The spelling of 401542255052 in words is "four hundred one billion, five hundred forty-two million, two hundred fifty-five thousand, fifty-two".