52501061485578 has 32 divisors (see below), whose sum is σ = 105066238574592. Its totient is φ = 17489668878000.

The previous prime is 52501061485559. The next prime is 52501061485583. The reversal of 52501061485578 is 87558416010525.

It is a super-2 number, since 2×52501061485578² (a number of 28 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 236432503 + ... + 236654453.

It is an arithmetic number, because the mean of its divisors is an integer number (3283319955456).

Almost surely, 2^{52501061485578} is an apocalyptic number.

52501061485578 is an abundant number, since it is smaller than the sum of its proper divisors (52565177089014).

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

52501061485578 is a wasteful number, since it uses less digits than its factorization.

52501061485578 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 245850.

The product of its (nonzero) digits is 13440000, while the sum is 57.

The spelling of 52501061485578 in words is "fifty-two trillion, five hundred one billion, sixty-one million, four hundred eighty-five thousand, five hundred seventy-eight".