53538536855 has 16 divisors (see below), whose sum is σ = 64427028480. Its totient is φ = 42710417568.

The previous prime is 53538536839. The next prime is 53538536861. The reversal of 53538536855 is 55863583535.

It is a cyclic number.

It is not a de Polignac number, because 53538536855 - 2⁴ = 53538536839 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 53538536855.

It is a congruent number.

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, 4741106 + ... + 4752384.

It is an arithmetic number, because the mean of its divisors is an integer number (4026689280).

Almost surely, 2^53538536855 is an apocalyptic number.

53538536855 is a deficient number, since it is larger than the sum of its proper divisors (10888491625).

53538536855 is a wasteful number, since it uses less digits than its factorization.

53538536855 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13870.

The product of its digits is 32400000, while the sum is 56.

The spelling of 53538536855 in words is "fifty-three billion, five hundred thirty-eight million, five hundred thirty-six thousand, eight hundred fifty-five".