53602231616 has 112 divisors (see below), whose sum is σ = 114385350096. Its totient is φ = 24833163264.

The previous prime is 53602231603. The next prime is 53602231643. The reversal of 53602231616 is 61613220635.

It can be written as a sum of positive squares in 8 ways, for example, as 11215657216 + 42386574400 = 105904^2 + 205880^2 .

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, 19300820 + ... + 19303596.

Almost surely, 2^53602231616 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 53602231616, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (57192675048).

53602231616 is an abundant number, since it is smaller than the sum of its proper divisors (60783118480).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

53602231616 is a wasteful number, since it uses less digits than its factorization.

53602231616 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3076 (or 3066 counting only the distinct ones).

The product of its (nonzero) digits is 38880, while the sum is 35.

The spelling of 53602231616 in words is "fifty-three billion, six hundred two million, two hundred thirty-one thousand, six hundred sixteen".