401122456624 has 40 divisors (see below), whose sum is σ = 780032614400. Its totient is φ = 199824565248.

The previous prime is 401122456531. The next prime is 401122456627. The reversal of 401122456624 is 426654221104.

It is a super-2 number, since 2×401122456624² (a number of 24 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (401122456627) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7808977 + ... + 7860175.

It is an arithmetic number, because the mean of its divisors is an integer number (19500815360).

Almost surely, 2^401122456624 is an apocalyptic number.

It is an amenable number.

401122456624 is a deficient number, since it is larger than the sum of its proper divisors (378910157776).

401122456624 is a wasteful number, since it uses less digits than its factorization.

401122456624 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52997 (or 52991 counting only the distinct ones).

The product of its (nonzero) digits is 92160, while the sum is 37.

Adding to 401122456624 its reverse (426654221104), we get a palindrome (827776677728).

The spelling of 401122456624 in words is "four hundred one billion, one hundred twenty-two million, four hundred fifty-six thousand, six hundred twenty-four".