55249427195 has 8 divisors (see below), whose sum is σ = 66300580080. Its totient is φ = 44198696800.

The previous prime is 55249427119. The next prime is 55249427201. The reversal of 55249427195 is 59172494255.

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

It is a de Polignac number, because none of the positive numbers 2^k-55249427195 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 418745 + ... + 534645.

It is an arithmetic number, because the mean of its divisors is an integer number (8287572510).

Almost surely, 2^55249427195 is an apocalyptic number.

55249427195 is a deficient number, since it is larger than the sum of its proper divisors (11051152885).

55249427195 is a wasteful number, since it uses less digits than its factorization.

55249427195 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 211245.

The product of its digits is 4536000, while the sum is 53.

The spelling of 55249427195 in words is "fifty-five billion, two hundred forty-nine million, four hundred twenty-seven thousand, one hundred ninety-five".