401116420655 has 16 divisors (see below), whose sum is σ = 485232938400. Its totient is φ = 318301747200.

The previous prime is 401116420637. The next prime is 401116420669. The reversal of 401116420655 is 556024611104.

It is not a de Polignac number, because 401116420655 - 2⁸ = 401116420399 is a prime.

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, 529055 + ... + 1040255.

It is an arithmetic number, because the mean of its divisors is an integer number (30327058650).

Almost surely, 2^401116420655 is an apocalyptic number.

401116420655 is a deficient number, since it is larger than the sum of its proper divisors (84116517745).

401116420655 is a wasteful number, since it uses less digits than its factorization.

401116420655 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 512474.

The product of its (nonzero) digits is 28800, while the sum is 35.

The spelling of 401116420655 in words is "four hundred one billion, one hundred sixteen million, four hundred twenty thousand, six hundred fifty-five".