1513312053312 has 56 divisors (see below), whose sum is σ = 4060365475392. Its totient is φ = 497332595200.

The previous prime is 1513312053311. The next prime is 1513312053329. The reversal of 1513312053312 is 2133502133151.

It is a super-2 number, since 2×1513312053312² (a number of 25 digits) contains 22 as substring.

It is a hoax number, since the sum of its digits (30) coincides with the sum of the digits of its distinct prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 1513312053312.

It is not an unprimeable number, because it can be changed into a prime (1513312053311) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 55492239 + ... + 55519502.

Almost surely, 2^{1513312053312} is an apocalyptic number.

1513312053312 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1513312053312 is an abundant number, since it is smaller than the sum of its proper divisors (2547053422080).

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

1513312053312 is a wasteful number, since it uses less digits than its factorization.

1513312053312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 111011827 (or 111011817 counting only the distinct ones).

The product of its (nonzero) digits is 8100, while the sum is 30.

Adding to 1513312053312 its reverse (2133502133151), we get a palindrome (3646814186463).

The spelling of 1513312053312 in words is "one trillion, five hundred thirteen billion, three hundred twelve million, fifty-three thousand, three hundred twelve".