55994747884 has 12 divisors (see below), whose sum is σ = 97994280384. Its totient is φ = 27996382064.

The previous prime is 55994747863. The next prime is 55994747923. The reversal of 55994747884 is 48874749955.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 112759 + ... + 353134.

It is an arithmetic number, because the mean of its divisors is an integer number (8166190032).

Almost surely, 2^55994747884 is an apocalyptic number.

It is an amenable number.

55994747884 is a deficient number, since it is larger than the sum of its proper divisors (41999532500).

55994747884 is a wasteful number, since it uses less digits than its factorization.

55994747884 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 495944 (or 495942 counting only the distinct ones).

The product of its digits is 406425600, while the sum is 70.

The spelling of 55994747884 in words is "fifty-five billion, nine hundred ninety-four million, seven hundred forty-seven thousand, eight hundred eighty-four".