55745764 has 6 divisors (see below), whose sum is σ = 97555094. Its totient is φ = 27872880.

The previous prime is 55745749. The next prime is 55745779. The reversal of 55745764 is 46754755.

55745764 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (55745749) and next prime (55745779).

It can be written as a sum of positive squares in only one way, i.e., 28622500 + 27123264 = 5350^2 + 5208^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 55745764.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6968217 + ... + 6968224.

Almost surely, 2^55745764 is an apocalyptic number.

It is an amenable number.

55745764 is a deficient number, since it is larger than the sum of its proper divisors (41809330).

55745764 is a wasteful number, since it uses less digits than its factorization.

55745764 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13936445 (or 13936443 counting only the distinct ones).

The product of its digits is 588000, while the sum is 43.

The square root of 55745764 is about 7466.3085926045. The cubic root of 55745764 is about 382.0063867795.

The spelling of 55745764 in words is "fifty-five million, seven hundred forty-five thousand, seven hundred sixty-four".