49923751655 has 8 divisors (see below), whose sum is σ = 60276039792. Its totient is φ = 39693976128.

The previous prime is 49923751583. The next prime is 49923751667. The reversal of 49923751655 is 55615732994.

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

It is a cyclic number.

It is not a de Polignac number, because 49923751655 - 2⁸ = 49923751399 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 49923751655.

It is a congruent number.

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, 30627254 + ... + 30628883.

It is an arithmetic number, because the mean of its divisors is an integer number (7534504974).

Almost surely, 2^49923751655 is an apocalyptic number.

49923751655 is a deficient number, since it is larger than the sum of its proper divisors (10352288137).

49923751655 is a wasteful number, since it uses less digits than its factorization.

49923751655 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 61256305.

The product of its digits is 10206000, while the sum is 56.

The spelling of 49923751655 in words is "forty-nine billion, nine hundred twenty-three million, seven hundred fifty-one thousand, six hundred fifty-five".