53525867806 has 24 divisors (see below), whose sum is σ = 80964150120. Its totient is φ = 26539168992.

The previous prime is 53525867777. The next prime is 53525867821. The reversal of 53525867806 is 60876852535.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 46023381 + ... + 46024543.

It is an arithmetic number, because the mean of its divisors is an integer number (3373506255).

Almost surely, 2^53525867806 is an apocalyptic number.

53525867806 is a deficient number, since it is larger than the sum of its proper divisors (27438282314).

53525867806 is a wasteful number, since it uses less digits than its factorization.

53525867806 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2028 (or 1711 counting only the distinct ones).

The product of its (nonzero) digits is 12096000, while the sum is 55.

The spelling of 53525867806 in words is "fifty-three billion, five hundred twenty-five million, eight hundred sixty-seven thousand, eight hundred six".