5515051312 has 10 divisors (see below), whose sum is σ = 10685411948. Its totient is φ = 2757525648.

The previous prime is 5515051291. The next prime is 5515051319. The reversal of 5515051312 is 2131505155.

It is not an unprimeable number, because it can be changed into a prime (5515051319) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 172345338 + ... + 172345369.

Almost surely, 2^5515051312 is an apocalyptic number.

It is an amenable number.

5515051312 is a deficient number, since it is larger than the sum of its proper divisors (5170360636).

5515051312 is a wasteful number, since it uses less digits than its factorization.

5515051312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 344690715 (or 344690709 counting only the distinct ones).

The product of its (nonzero) digits is 3750, while the sum is 28.

The square root of 5515051312 is about 74263.3914657821. The cubic root of 5515051312 is about 1766.7828942322.

Adding to 5515051312 its reverse (2131505155), we get a palindrome (7646556467).

The spelling of 5515051312 in words is "five billion, five hundred fifteen million, fifty-one thousand, three hundred twelve".