53611518269839 has 16 divisors (see below), whose sum is σ = 54911260385280. Its totient is φ = 52322472660640.

The previous prime is 53611518269809. The next prime is 53611518269957. The reversal of 53611518269839 is 93896281511635.

It is a cyclic number.

It is not a de Polignac number, because 53611518269839 - 2⁷ = 53611518269711 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53611518269809) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 288888522 + ... + 289074040.

It is an arithmetic number, because the mean of its divisors is an integer number (3431953774080).

Almost surely, 2^{53611518269839} is an apocalyptic number.

53611518269839 is a deficient number, since it is larger than the sum of its proper divisors (1299742115441).

53611518269839 is a wasteful number, since it uses less digits than its factorization.

53611518269839 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 214310.

The product of its digits is 83980800, while the sum is 67.

The spelling of 53611518269839 in words is "fifty-three trillion, six hundred eleven billion, five hundred eighteen million, two hundred sixty-nine thousand, eight hundred thirty-nine".