49118279565 has 8 divisors (see below), whose sum is σ = 78589247328. Its totient is φ = 26196415760.

The previous prime is 49118279549. The next prime is 49118279599. The reversal of 49118279565 is 56597281194.

It is a happy number.

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

It is not a de Polignac number, because 49118279565 - 2⁴ = 49118279549 is a prime.

It is a Curzon number.

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, 1637275971 + ... + 1637276000.

It is an arithmetic number, because the mean of its divisors is an integer number (9823655916).

Almost surely, 2^49118279565 is an apocalyptic number.

It is an amenable number.

49118279565 is a deficient number, since it is larger than the sum of its proper divisors (29470967763).

49118279565 is a wasteful number, since it uses less digits than its factorization.

49118279565 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3274551979.

The product of its digits is 5443200, while the sum is 57.

The spelling of 49118279565 in words is "forty-nine billion, one hundred eighteen million, two hundred seventy-nine thousand, five hundred sixty-five".