53150405136 has 80 divisors (see below), whose sum is σ = 144687733440. Its totient is φ = 16766231040.

The previous prime is 53150405111. The next prime is 53150405179. The reversal of 53150405136 is 63150405135.

It is a super-2 number, since 2×53150405136² (a number of 22 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 53150405097 and 53150405106.

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, 827226 + ... + 889158.

It is an arithmetic number, because the mean of its divisors is an integer number (1808596668).

Almost surely, 2^53150405136 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 53150405136, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (72343866720).

53150405136 is an abundant number, since it is smaller than the sum of its proper divisors (91537328304).

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

53150405136 is a wasteful number, since it uses less digits than its factorization.

53150405136 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 62904 (or 62898 counting only the distinct ones).

The product of its (nonzero) digits is 27000, while the sum is 33.

Subtracting 53150405136 from its reverse (63150405135), we obtain a palindrome (9999999999).

The spelling of 53150405136 in words is "fifty-three billion, one hundred fifty million, four hundred five thousand, one hundred thirty-six".