545212500525 has 180 divisors, whose sum is σ = 1281610471680. Its totient is φ = 226581364800.

The previous prime is 545212500509. The next prime is 545212500533. The reversal of 545212500525 is 525005212545.

545212500525 is a `hidden beast` number, since 5 + 4 + 5 + 2 + 125 + 0 + 0 + 525 = 666.

It is not a de Polignac number, because 545212500525 - 2⁴ = 545212500509 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 545212500525.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 179 ways as a sum of consecutive naturals, for example, 841716 + ... + 1341234.

It is an arithmetic number, because the mean of its divisors is an integer number (7120058176).

Almost surely, 2^545212500525 is an apocalyptic number.

545212500525 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

It is an amenable number.

545212500525 is an abundant number, since it is smaller than the sum of its proper divisors (736397971155).

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

545212500525 is a wasteful number, since it uses less digits than its factorization.

545212500525 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 499566 (or 499545 counting only the distinct ones).

The product of its (nonzero) digits is 100000, while the sum is 36.

The spelling of 545212500525 in words is "five hundred forty-five billion, two hundred twelve million, five hundred thousand, five hundred twenty-five".