55555549996 has 24 divisors (see below), whose sum is σ = 100867890816. Its totient is φ = 26745250560.

The previous prime is 55555549991. The next prime is 55555549997. The reversal of 55555549996 is 69994555555.

It is not an unprimeable number, because it can be changed into a prime (55555549991) 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, 1112701 + ... + 1161556.

It is an arithmetic number, because the mean of its divisors is an integer number (4202828784).

Almost surely, 2^55555549996 is an apocalyptic number.

It is an amenable number.

55555549996 is a deficient number, since it is larger than the sum of its proper divisors (45312340820).

55555549996 is a wasteful number, since it uses less digits than its factorization.

55555549996 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2274489 (or 2274487 counting only the distinct ones).

The product of its digits is 273375000, while the sum is 67.

The spelling of 55555549996 in words is "fifty-five billion, five hundred fifty-five million, five hundred forty-nine thousand, nine hundred ninety-six".