400679044101 has 36 divisors (see below), whose sum is σ = 684660880800. Its totient is φ = 225078770448.

The previous prime is 400679044099. The next prime is 400679044111. The reversal of 400679044101 is 101440976004.

400679044101 is a `hidden beast` number, since 400 + 67 + 90 + 4 + 4 + 101 = 666.

It is not a de Polignac number, because 400679044101 - 2¹ = 400679044099 is a prime.

It is a super-2 number, since 2×400679044101² (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 (400679044111) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 7673721 + ... + 7725758.

It is an arithmetic number, because the mean of its divisors is an integer number (19018357800).

Almost surely, 2^400679044101 is an apocalyptic number.

It is an amenable number.

400679044101 is a deficient number, since it is larger than the sum of its proper divisors (283981836699).

400679044101 is a wasteful number, since it uses less digits than its factorization.

400679044101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15399558 (or 15399548 counting only the distinct ones).

The product of its (nonzero) digits is 24192, while the sum is 36.

The spelling of 400679044101 in words is "four hundred billion, six hundred seventy-nine million, forty-four thousand, one hundred one".