55739905074 has 96 divisors (see below), whose sum is σ = 142697118720. Its totient is φ = 15387926400.

The previous prime is 55739905061. The next prime is 55739905087. The reversal of 55739905074 is 47050993755.

55739905074 is a `hidden beast` number, since 557 + 39 + 9 + 0 + 50 + 7 + 4 = 666.

It is an interprime number because it is at equal distance from previous prime (55739905061) and next prime (55739905087).

It is a hoax number, since the sum of its digits (54) coincides with the sum of the digits of its distinct prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 55739905074.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 2571072 + ... + 2592660.

It is an arithmetic number, because the mean of its divisors is an integer number (1486428320).

Almost surely, 2^55739905074 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 55739905074, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (71348559360).

55739905074 is an abundant number, since it is smaller than the sum of its proper divisors (86957213646).

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

55739905074 is a wasteful number, since it uses less digits than its factorization.

55739905074 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22296 (or 22293 counting only the distinct ones).

The product of its (nonzero) digits is 5953500, while the sum is 54.

The spelling of 55739905074 in words is "fifty-five billion, seven hundred thirty-nine million, nine hundred five thousand, seventy-four".