55755150 has 48 divisors (see below), whose sum is σ = 150847488. Its totient is φ = 13516000.

The previous prime is 55755149. The next prime is 55755157. The reversal of 55755150 is 5155755.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55755157) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 15246 + ... + 18545.

It is an arithmetic number, because the mean of its divisors is an integer number (3142656).

Almost surely, 2^55755150 is an apocalyptic number.

55755150 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

55755150 is an abundant number, since it is smaller than the sum of its proper divisors (95092338).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

55755150 is a wasteful number, since it uses less digits than its factorization.

55755150 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33817 (or 33812 counting only the distinct ones).

The product of its (nonzero) digits is 21875, while the sum is 33.

The square root of 55755150 is about 7466.9371230780. The cubic root of 55755150 is about 382.0278252440.

The spelling of 55755150 in words is "fifty-five million, seven hundred fifty-five thousand, one hundred fifty".