55511752 has 8 divisors (see below), whose sum is σ = 104084550. Its totient is φ = 27755872.

The previous prime is 55511741. The next prime is 55511767. The reversal of 55511752 is 25711555.

It can be written as a sum of positive squares in only one way, i.e., 47251876 + 8259876 = 6874^2 + 2874^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a super-2 number, since 2×55511752² = 6163109220219008, 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, 3469477 + ... + 3469492.

Almost surely, 2^55511752 is an apocalyptic number.

It is an amenable number.

55511752 is a deficient number, since it is larger than the sum of its proper divisors (48572798).

55511752 is a wasteful number, since it uses less digits than its factorization.

55511752 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6938975 (or 6938971 counting only the distinct ones).

The product of its digits is 8750, while the sum is 31.

The square root of 55511752 is about 7450.6209137226. The cubic root of 55511752 is about 381.4711027080.

The spelling of 55511752 in words is "fifty-five million, five hundred eleven thousand, seven hundred fifty-two".