52621135416 has 48 divisors (see below), whose sum is σ = 142528122360. Its totient is φ = 17538834240.

The previous prime is 52621135403. The next prime is 52621135429. The reversal of 52621135416 is 61453112625.

52621135416 is a `hidden beast` number, since 5 + 2 + 621 + 13 + 5 + 4 + 16 = 666.

It is an interprime number because it is at equal distance from previous prime (52621135403) and next prime (52621135429).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1035826 + ... + 1085438.

Almost surely, 2^52621135416 is an apocalyptic number.

It is an amenable number.

52621135416 is an abundant number, since it is smaller than the sum of its proper divisors (89906986944).

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

52621135416 is a wasteful number, since it uses less digits than its factorization.

52621135416 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 64356 (or 64349 counting only the distinct ones).

The product of its digits is 43200, while the sum is 36.

The spelling of 52621135416 in words is "fifty-two billion, six hundred twenty-one million, one hundred thirty-five thousand, four hundred sixteen".