55810050 has 24 divisors (see below), whose sum is σ = 138409296. Its totient is φ = 14882640.

The previous prime is 55810039. The next prime is 55810063. The reversal of 55810050 is 5001855.

It is a super-2 number, since 2×55810050² = 6229523362005000, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 55810050.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 185884 + ... + 186183.

It is an arithmetic number, because the mean of its divisors is an integer number (5767054).

Almost surely, 2^55810050 is an apocalyptic number.

55810050 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

55810050 is an abundant number, since it is smaller than the sum of its proper divisors (82599246).

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

55810050 is a wasteful number, since it uses less digits than its factorization.

55810050 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 372082 (or 372077 counting only the distinct ones).

The product of its (nonzero) digits is 1000, while the sum is 24.

The square root of 55810050 is about 7470.6124246945. The cubic root of 55810050 is about 382.1531735899.

The spelling of 55810050 in words is "fifty-five million, eight hundred ten thousand, fifty".