55769152 has 14 divisors (see below), whose sum is σ = 110667038. Its totient is φ = 27884544.

The previous prime is 55769141. The next prime is 55769191. The reversal of 55769152 is 25196755.

It can be written as a sum of positive squares in only one way, i.e., 30206016 + 25563136 = 5496^2 + 5056^2 .

It is a super-2 number, since 2×55769152² = 6220396629598208, which contains 22 as substring.

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 as a sum of consecutive naturals, namely, 435633 + ... + 435760.

Almost surely, 2^55769152 is an apocalyptic number.

It is an amenable number.

55769152 is a deficient number, since it is larger than the sum of its proper divisors (54897886).

55769152 is an equidigital number, since it uses as much as digits as its factorization.

55769152 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 871405 (or 871395 counting only the distinct ones).

The product of its digits is 94500, while the sum is 40.

The square root of 55769152 is about 7467.8746641866. The cubic root of 55769152 is about 382.0598025942.

The spelling of 55769152 in words is "fifty-five million, seven hundred sixty-nine thousand, one hundred fifty-two".