55649047994 has 8 divisors (see below), whose sum is σ = 83494927008. Its totient is φ = 27817405660.

The previous prime is 55649047939. The next prime is 55649048003. The reversal of 55649047994 is 49974094655.

It is a sphenic number, since it is the product of 3 distinct primes.

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, 3549392 + ... + 3565035.

It is an arithmetic number, because the mean of its divisors is an integer number (10436865876).

Almost surely, 2^55649047994 is an apocalyptic number.

55649047994 is a deficient number, since it is larger than the sum of its proper divisors (27845879014).

55649047994 is a wasteful number, since it uses less digits than its factorization.

55649047994 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7118340.

The product of its (nonzero) digits is 48988800, while the sum is 62.

The spelling of 55649047994 in words is "fifty-five billion, six hundred forty-nine million, forty-seven thousand, nine hundred ninety-four".