400110332004 has 36 divisors (see below), whose sum is σ = 1011432879184. Its totient is φ = 133364457072.

The previous prime is 400110331987. The next prime is 400110332021. The reversal of 400110332004 is 400233011004.

It is an interprime number because it is at equal distance from previous prime (400110331987) and next prime (400110332021).

It is a tau number, because it is divible by the number of its divisors (36).

It is a super-2 number, since 2×400110332004² (a number of 24 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 673539 + ... + 1119765.

Almost surely, 2^400110332004 is an apocalyptic number.

It is an amenable number.

400110332004 is an abundant number, since it is smaller than the sum of its proper divisors (611322547180).

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

400110332004 is a wasteful number, since it uses less digits than its factorization.

400110332004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 471144 (or 471139 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

Adding to 400110332004 its reverse (400233011004), we get a palindrome (800343343008).

The spelling of 400110332004 in words is "four hundred billion, one hundred ten million, three hundred thirty-two thousand, four".