5515142252 has 12 divisors (see below), whose sum is σ = 9795551640. Its totient is φ = 2716413216.

The previous prime is 5515142249. The next prime is 5515142267. The reversal of 5515142252 is 2522415155.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10289177 + ... + 10289712.

It is an arithmetic number, because the mean of its divisors is an integer number (816295970).

Almost surely, 2^5515142252 is an apocalyptic number.

It is an amenable number.

5515142252 is a deficient number, since it is larger than the sum of its proper divisors (4280409388).

5515142252 is a wasteful number, since it uses less digits than its factorization.

5515142252 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20578960 (or 20578958 counting only the distinct ones).

The product of its digits is 20000, while the sum is 32.

The square root of 5515142252 is about 74264.0037434018. The cubic root of 5515142252 is about 1766.7926052542.

The spelling of 5515142252 in words is "five billion, five hundred fifteen million, one hundred forty-two thousand, two hundred fifty-two".