404051132501232 has 20 divisors (see below), whose sum is σ = 1043798758961640. Its totient is φ = 134683710833728.

The previous prime is 404051132501221. The next prime is 404051132501249. The reversal of 404051132501232 is 232105231150404.

It is a junction number, because it is equal to n+sod(n) for n = 404051132501193 and 404051132501202.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4208865963507 + ... + 4208865963602.

It is an arithmetic number, because the mean of its divisors is an integer number (52189937948082).

Almost surely, 2^{404051132501232} is an apocalyptic number.

It is an amenable number.

404051132501232 is an abundant number, since it is smaller than the sum of its proper divisors (639747626460408).

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

404051132501232 is a wasteful number, since it uses less digits than its factorization.

404051132501232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8417731927120 (or 8417731927114 counting only the distinct ones).

The product of its (nonzero) digits is 28800, while the sum is 33.

Adding to 404051132501232 its reverse (232105231150404), we get a palindrome (636156363651636).

The spelling of 404051132501232 in words is "four hundred four trillion, fifty-one billion, one hundred thirty-two million, five hundred one thousand, two hundred thirty-two".