55187202967 has 4 divisors (see below), whose sum is σ = 59432372440. Its totient is φ = 50942033496.

The previous prime is 55187202953. The next prime is 55187202977. The reversal of 55187202967 is 76920278155.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 55187202967 - 2³⁵ = 20827464599 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55187202937) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2122584717 + ... + 2122584742.

It is an arithmetic number, because the mean of its divisors is an integer number (14858093110).

Almost surely, 2^55187202967 is an apocalyptic number.

55187202967 is a deficient number, since it is larger than the sum of its proper divisors (4245169473).

55187202967 is a wasteful number, since it uses less digits than its factorization.

55187202967 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4245169472.

The product of its (nonzero) digits is 2116800, while the sum is 52.

The spelling of 55187202967 in words is "fifty-five billion, one hundred eighty-seven million, two hundred two thousand, nine hundred sixty-seven".