55147464742 has 8 divisors (see below), whose sum is σ = 82770944256. Its totient is φ = 27557149992.

The previous prime is 55147464689. The next prime is 55147464751. The reversal of 55147464742 is 24746474155.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8287033 + ... + 8293684.

It is an arithmetic number, because the mean of its divisors is an integer number (10346368032).

Almost surely, 2^55147464742 is an apocalyptic number.

55147464742 is a deficient number, since it is larger than the sum of its proper divisors (27623479514).

55147464742 is a wasteful number, since it uses less digits than its factorization.

55147464742 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16582382.

The product of its digits is 3763200, while the sum is 49.

The spelling of 55147464742 in words is "fifty-five billion, one hundred forty-seven million, four hundred sixty-four thousand, seven hundred forty-two".