404125500536021 has 8 divisors (see below), whose sum is σ = 456066395589600. Its totient is φ = 354718307680240.

The previous prime is 404125500536011. The next prime is 404125500536039. The reversal of 404125500536021 is 120635005521404.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 404125500536021 - 2¹⁸ = 404125500273877 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (404125500536011) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 633425549111 + ... + 633425549748.

It is an arithmetic number, because the mean of its divisors is an integer number (57008299448700).

Almost surely, 2^{404125500536021} is an apocalyptic number.

It is an amenable number.

404125500536021 is a deficient number, since it is larger than the sum of its proper divisors (51940895053579).

404125500536021 is a wasteful number, since it uses less digits than its factorization.

404125500536021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1266851098899.

The product of its (nonzero) digits is 144000, while the sum is 38.

The spelling of 404125500536021 in words is "four hundred four trillion, one hundred twenty-five billion, five hundred million, five hundred thirty-six thousand, twenty-one".