53151215412 has 48 divisors (see below), whose sum is σ = 124994866752. Its totient is φ = 17577880320.

The previous prime is 53151215347. The next prime is 53151215423. The reversal of 53151215412 is 21451215135.

It is a super-3 number, since 3×53151215412³ (a number of 33 digits) contains 333 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 53151215412.

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, 3284862 + ... + 3301002.

It is an arithmetic number, because the mean of its divisors is an integer number (2604059724).

Almost surely, 2^53151215412 is an apocalyptic number.

It is an amenable number.

53151215412 is an abundant number, since it is smaller than the sum of its proper divisors (71843651340).

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

53151215412 is a wasteful number, since it uses less digits than its factorization.

53151215412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18288 (or 18286 counting only the distinct ones).

The product of its digits is 6000, while the sum is 30.

The spelling of 53151215412 in words is "fifty-three billion, one hundred fifty-one million, two hundred fifteen thousand, four hundred twelve".