55510050 has 24 divisors (see below), whose sum is σ = 137665296. Its totient is φ = 14802640.

The previous prime is 55510043. The next prime is 55510051. The reversal of 55510050 is 5001555.

It is a junction number, because it is equal to n+sod(n) for n = 55509999 and 55510026.

It is not an unprimeable number, because it can be changed into a prime (55510051) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 184884 + ... + 185183.

It is an arithmetic number, because the mean of its divisors is an integer number (5736054).

Almost surely, 2^55510050 is an apocalyptic number.

55510050 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

55510050 is an abundant number, since it is smaller than the sum of its proper divisors (82155246).

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

55510050 is a wasteful number, since it uses less digits than its factorization.

55510050 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 370082 (or 370077 counting only the distinct ones).

The product of its (nonzero) digits is 625, while the sum is 21.

The square root of 55510050 is about 7450.5066941786. The cubic root of 55510050 is about 381.4672040113.

The spelling of 55510050 in words is "fifty-five million, five hundred ten thousand, fifty".