401434475655 has 16 divisors (see below), whose sum is σ = 642457165824. Its totient is φ = 214044385440.

The previous prime is 401434475647. The next prime is 401434475657. The reversal of 401434475655 is 556574434104.

It is not a de Polignac number, because 401434475655 - 2³ = 401434475647 is a prime.

It is a super-2 number, since 2×401434475655² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (401434475657) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3313611 + ... + 3432620.

It is an arithmetic number, because the mean of its divisors is an integer number (40153572864).

Almost surely, 2^401434475655 is an apocalyptic number.

401434475655 is a deficient number, since it is larger than the sum of its proper divisors (241022690169).

401434475655 is a wasteful number, since it uses less digits than its factorization.

401434475655 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6750206.

The product of its (nonzero) digits is 4032000, while the sum is 48.

The spelling of 401434475655 in words is "four hundred one billion, four hundred thirty-four million, four hundred seventy-five thousand, six hundred fifty-five".