55620304074 has 16 divisors (see below), whose sum is σ = 123600675840. Its totient is φ = 18540101340.

The previous prime is 55620304073. The next prime is 55620304079. The reversal of 55620304074 is 47040302655.

55620304074 is a `hidden beast` number, since 556 + 2 + 0 + 30 + 4 + 0 + 74 = 666.

It is not an unprimeable number, because it can be changed into a prime (55620304073) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 515002762 + ... + 515002869.

It is an arithmetic number, because the mean of its divisors is an integer number (7725042240).

Almost surely, 2^55620304074 is an apocalyptic number.

55620304074 is a gapful number since it is divisible by the number (54) formed by its first and last digit.

55620304074 is an abundant number, since it is smaller than the sum of its proper divisors (67980371766).

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

55620304074 is a wasteful number, since it uses less digits than its factorization.

55620304074 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1030005642 (or 1030005636 counting only the distinct ones).

The product of its (nonzero) digits is 100800, while the sum is 36.

The spelling of 55620304074 in words is "fifty-five billion, six hundred twenty million, three hundred four thousand, seventy-four".