53649085238 has 32 divisors (see below), whose sum is σ = 92703233280. Its totient is φ = 22809379680.

The previous prime is 53649085199. The next prime is 53649085247. The reversal of 53649085238 is 83258094635.

It is a self number, because there is not a number n which added to its sum of digits gives 53649085238.

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, 2677445 + ... + 2697407.

It is an arithmetic number, because the mean of its divisors is an integer number (2896976040).

Almost surely, 2^53649085238 is an apocalyptic number.

53649085238 is a deficient number, since it is larger than the sum of its proper divisors (39054148042).

53649085238 is a wasteful number, since it uses less digits than its factorization.

53649085238 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21492.

The product of its (nonzero) digits is 6220800, while the sum is 53.

The spelling of 53649085238 in words is "fifty-three billion, six hundred forty-nine million, eighty-five thousand, two hundred thirty-eight".