54227768507 has 4 divisors (see below), whose sum is σ = 59157565656. Its totient is φ = 49297971360.

The previous prime is 54227768503. The next prime is 54227768519. The reversal of 54227768507 is 70586772245.

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

It is not a de Polignac number, because 54227768507 - 2² = 54227768503 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (54227768503) 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, 2464898558 + ... + 2464898579.

It is an arithmetic number, because the mean of its divisors is an integer number (14789391414).

Almost surely, 2^54227768507 is an apocalyptic number.

54227768507 is a deficient number, since it is larger than the sum of its proper divisors (4929797149).

54227768507 is a wasteful number, since it uses less digits than its factorization.

54227768507 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4929797148.

The product of its (nonzero) digits is 6585600, while the sum is 53.

The spelling of 54227768507 in words is "fifty-four billion, two hundred twenty-seven million, seven hundred sixty-eight thousand, five hundred seven".