55500426 has 24 divisors (see below), whose sum is σ = 125480160. Its totient is φ = 17695656.

The previous prime is 55500413. The next prime is 55500433. The reversal of 55500426 is 62400555.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 55500426.

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, 66616 + ... + 67443.

It is an arithmetic number, because the mean of its divisors is an integer number (5228340).

Almost surely, 2^55500426 is an apocalyptic number.

55500426 is an abundant number, since it is smaller than the sum of its proper divisors (69979734).

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

55500426 is a wasteful number, since it uses less digits than its factorization.

55500426 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 134090 (or 134087 counting only the distinct ones).

The product of its (nonzero) digits is 6000, while the sum is 27.

The square root of 55500426 is about 7449.8608040688. The cubic root of 55500426 is about 381.4451572374.

The spelling of 55500426 in words is "fifty-five million, five hundred thousand, four hundred twenty-six".