55074599712 has 576 divisors, whose sum is σ = 189145756800. Its totient is φ = 15004631040.

The previous prime is 55074599693. The next prime is 55074599731. The reversal of 55074599712 is 21799547055.

It is a happy number.

55074599712 is a `hidden beast` number, since 5 + 507 + 45 + 9 + 97 + 1 + 2 = 666.

It is an interprime number because it is at equal distance from previous prime (55074599693) and next prime (55074599731).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 279566398 + ... + 279566594.

It is an arithmetic number, because the mean of its divisors is an integer number (328378050).

Almost surely, 2^55074599712 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 55074599712, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (94572878400).

55074599712 is an abundant number, since it is smaller than the sum of its proper divisors (134071157088).

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

55074599712 is a wasteful number, since it uses less digits than its factorization.

55074599712 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 449 (or 438 counting only the distinct ones).

The product of its (nonzero) digits is 3969000, while the sum is 54.

The spelling of 55074599712 in words is "fifty-five billion, seventy-four million, five hundred ninety-nine thousand, seven hundred twelve".