53280867556725 has 24 divisors (see below), whose sum is σ = 88091245936320. Its totient is φ = 28416394446720.

The previous prime is 53280867556691. The next prime is 53280867556801. The reversal of 53280867556725 is 52765576808235.

It is not a de Polignac number, because 53280867556725 - 2⁶ = 53280867556661 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 53280867556725.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 53594377 + ... + 54579473.

It is an arithmetic number, because the mean of its divisors is an integer number (3670468580680).

Almost surely, 2^{53280867556725} is an apocalyptic number.

It is an amenable number.

53280867556725 is a deficient number, since it is larger than the sum of its proper divisors (34810378379595).

53280867556725 is a wasteful number, since it uses less digits than its factorization.

53280867556725 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1706269 (or 1706264 counting only the distinct ones).

The product of its (nonzero) digits is 846720000, while the sum is 69.

The spelling of 53280867556725 in words is "fifty-three trillion, two hundred eighty billion, eight hundred sixty-seven million, five hundred fifty-six thousand, seven hundred twenty-five".