53146152164 has 72 divisors (see below), whose sum is σ = 113212814400. Its totient is φ = 21375237312.

The previous prime is 53146152151. The next prime is 53146152181. The reversal of 53146152164 is 46125164135.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 751187 + ... + 818885.

It is an arithmetic number, because the mean of its divisors is an integer number (1572400200).

Almost surely, 2^53146152164 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 53146152164, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (56606407200).

53146152164 is an abundant number, since it is smaller than the sum of its proper divisors (60066662236).

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

53146152164 is a wasteful number, since it uses less digits than its factorization.

53146152164 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 67809 (or 67784 counting only the distinct ones).

The product of its digits is 86400, while the sum is 38.

The spelling of 53146152164 in words is "fifty-three billion, one hundred forty-six million, one hundred fifty-two thousand, one hundred sixty-four".