55202150 has 48 divisors (see below), whose sum is σ = 107631504. Its totient is φ = 21041280.

The previous prime is 55202143. The next prime is 55202159. The reversal of 55202150 is 5120255.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55202159) 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, 97769 + ... + 98331.

It is an arithmetic number, because the mean of its divisors is an integer number (2242323).

Almost surely, 2^55202150 is an apocalyptic number.

55202150 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

55202150 is a deficient number, since it is larger than the sum of its proper divisors (52429354).

55202150 is a wasteful number, since it uses less digits than its factorization.

55202150 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 665 (or 660 counting only the distinct ones).

The product of its (nonzero) digits is 500, while the sum is 20.

The square root of 55202150 is about 7429.8149371300. The cubic root of 55202150 is about 380.7605957141.

The spelling of 55202150 in words is "fifty-five million, two hundred two thousand, one hundred fifty".