55000054998965 has 32 divisors (see below), whose sum is σ = 68734773312000. Its totient is φ = 42211738303488.

The previous prime is 55000054998961. The next prime is 55000054999049. The reversal of 55000054998965 is 56989945000055.

It is a cyclic number.

It is not a de Polignac number, because 55000054998965 - 2² = 55000054998961 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55000054998961) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 8254301 + ... + 13346669.

It is an arithmetic number, because the mean of its divisors is an integer number (2147961666000).

Almost surely, 2^{55000054998965} is an apocalyptic number.

It is an amenable number.

55000054998965 is a deficient number, since it is larger than the sum of its proper divisors (13734718313035).

55000054998965 is a wasteful number, since it uses less digits than its factorization.

55000054998965 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5093229.

The product of its (nonzero) digits is 87480000, while the sum is 65.

The spelling of 55000054998965 in words is "fifty-five trillion, fifty-four million, nine hundred ninety-eight thousand, nine hundred sixty-five".