551961152 has 14 divisors (see below), whose sum is σ = 1095298038. Its totient is φ = 275980544.

The previous prime is 551961149. The next prime is 551961161. The reversal of 551961152 is 251169155.

It can be written as a sum of positive squares in only one way, i.e., 550559296 + 1401856 = 23464^2 + 1184^2 .

It is a super-2 number, since 2×551961152² = 609322226634334208, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4312133 + ... + 4312260.

Almost surely, 2^551961152 is an apocalyptic number.

It is an amenable number.

551961152 is a deficient number, since it is larger than the sum of its proper divisors (543336886).

551961152 is an equidigital number, since it uses as much as digits as its factorization.

551961152 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8624405 (or 8624395 counting only the distinct ones).

The product of its digits is 13500, while the sum is 35.

The square root of 551961152 is about 23493.8534940524. The cubic root of 551961152 is about 820.2939418135.

The spelling of 551961152 in words is "five hundred fifty-one million, nine hundred sixty-one thousand, one hundred fifty-two".