55499050 has 24 divisors (see below), whose sum is σ = 109302156. Its totient is φ = 20893440.

The previous prime is 55499039. The next prime is 55499051. The reversal of 55499050 is 5099455.

It can be written as a sum of positive squares in 6 ways, for example, as 29192409 + 26306641 = 5403^2 + 5129^2 .

It is not an unprimeable number, because it can be changed into a prime (55499051) 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, 31797 + ... + 33496.

Almost surely, 2^55499050 is an apocalyptic number.

55499050 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

55499050 is a deficient number, since it is larger than the sum of its proper divisors (53803106).

55499050 is a wasteful number, since it uses less digits than its factorization.

55499050 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 65322 (or 65317 counting only the distinct ones).

The product of its (nonzero) digits is 40500, while the sum is 37.

The square root of 55499050 is about 7449.7684527776. The cubic root of 55499050 is about 381.4420048720.

The spelling of 55499050 in words is "fifty-five million, four hundred ninety-nine thousand, fifty".