525421100435404 has 12 divisors (see below), whose sum is σ = 919555284113928. Its totient is φ = 262691019260000.

The previous prime is 525421100435381. The next prime is 525421100435417. The reversal of 525421100435404 is 404534001124525.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4882678897 + ... + 4882786504.

It is an arithmetic number, because the mean of its divisors is an integer number (76629607009494).

Almost surely, 2^{525421100435404} is an apocalyptic number.

It is an amenable number.

525421100435404 is a deficient number, since it is larger than the sum of its proper divisors (394134183678524).

525421100435404 is a wasteful number, since it uses less digits than its factorization.

525421100435404 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9765478856 (or 9765478854 counting only the distinct ones).

The product of its (nonzero) digits is 384000, while the sum is 40.

Adding to 525421100435404 its reverse (404534001124525), we get a palindrome (929955101559929).

The spelling of 525421100435404 in words is "five hundred twenty-five trillion, four hundred twenty-one billion, one hundred million, four hundred thirty-five thousand, four hundred four".