400421000124004 has 24 divisors (see below), whose sum is σ = 705155639087648. Its totient is φ = 198948378121920.

The previous prime is 400421000123981. The next prime is 400421000124037.

400421000124004 is nontrivially palindromic in base 10.

It is a super-2 number, since 2×400421000124004² (a number of 30 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 48379722 + ... + 56048545.

Almost surely, 2^{400421000124004} is an apocalyptic number.

It is an amenable number.

400421000124004 is a deficient number, since it is larger than the sum of its proper divisors (304734638963644).

400421000124004 is a wasteful number, since it uses less digits than its factorization.

400421000124004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 104434315 (or 104434313 counting only the distinct ones).

The product of its (nonzero) digits is 1024, while the sum is 22.

It can be divided in two parts, 400421000 and 124004, that added together give a palindrome (400545004).

The spelling of 400421000124004 in words is "four hundred trillion, four hundred twenty-one billion, one hundred twenty-four thousand, four".