55453950 has 48 divisors (see below), whose sum is σ = 152810160. Its totient is φ = 14787360.

The previous prime is 55453933. The next prime is 55453963. The reversal of 55453950 is 5935455.

55453950 is a `hidden beast` number, since 554 + 53 + 9 + 50 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 19189 + ... + 21888.

It is an arithmetic number, because the mean of its divisors is an integer number (3183545).

Almost surely, 2^55453950 is an apocalyptic number.

55453950 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

55453950 is an abundant number, since it is smaller than the sum of its proper divisors (97356210).

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

55453950 is a wasteful number, since it uses less digits than its factorization.

55453950 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41098 (or 41087 counting only the distinct ones).

The product of its (nonzero) digits is 67500, while the sum is 36.

The square root of 55453950 is about 7446.7408978693. The cubic root of 55453950 is about 381.3386535750.

The spelling of 55453950 in words is "fifty-five million, four hundred fifty-three thousand, nine hundred fifty".