5515021344 has 72 divisors (see below), whose sum is σ = 16840525968. Its totient is φ = 1575719040.

The previous prime is 5515021333. The next prime is 5515021409. The reversal of 5515021344 is 4431205155.

It is an unprimeable number.

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 in 11 ways as a sum of consecutive naturals, for example, 581502 + ... + 590909.

It is an arithmetic number, because the mean of its divisors is an integer number (233896194).

Almost surely, 2^5515021344 is an apocalyptic number.

It is an amenable number.

5515021344 is an abundant number, since it is smaller than the sum of its proper divisors (11325504624).

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

5515021344 is a wasteful number, since it uses less digits than its factorization.

5515021344 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1172438 (or 1172423 counting only the distinct ones).

The product of its (nonzero) digits is 12000, while the sum is 30.

The square root of 5515021344 is about 74263.1896971844. The cubic root of 5515021344 is about 1766.7796940779.

Adding to 5515021344 its reverse (4431205155), we get a palindrome (9946226499).

The spelling of 5515021344 in words is "five billion, five hundred fifteen million, twenty-one thousand, three hundred forty-four".