52405285635 has 120 divisors (see below), whose sum is σ = 100438295760. Its totient is φ = 26109578880.

The previous prime is 52405285609. The next prime is 52405285703. The reversal of 52405285635 is 53658250425.

52405285635 is a `hidden beast` number, since 5 + 2 + 4 + 0 + 5 + 2 + 8 + 5 + 635 = 666.

It is not a de Polignac number, because 52405285635 - 2⁷ = 52405285507 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is an unprimeable number.

It is a polite number, since it can be written in 119 ways as a sum of consecutive naturals, for example, 11284624 + ... + 11289266.

It is an arithmetic number, because the mean of its divisors is an integer number (836985798).

Almost surely, 2^52405285635 is an apocalyptic number.

52405285635 is a deficient number, since it is larger than the sum of its proper divisors (48033010125).

52405285635 is a wasteful number, since it uses less digits than its factorization.

52405285635 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4751 (or 4711 counting only the distinct ones).

The product of its (nonzero) digits is 1440000, while the sum is 45.

The spelling of 52405285635 in words is "fifty-two billion, four hundred five million, two hundred eighty-five thousand, six hundred thirty-five".