49240892565 has 24 divisors (see below), whose sum is σ = 86624779488. Its totient is φ = 25869840480.

The previous prime is 49240892531. The next prime is 49240892573. The reversal of 49240892565 is 56529804294.

49240892565 is a `hidden beast` number, since 4 + 92 + 408 + 92 + 5 + 65 = 666.

It is not a de Polignac number, because 49240892565 - 2¹² = 49240888469 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 8162971 + ... + 8169000.

It is an arithmetic number, because the mean of its divisors is an integer number (3609365812).

Almost surely, 2^49240892565 is an apocalyptic number.

49240892565 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

It is an amenable number.

49240892565 is a deficient number, since it is larger than the sum of its proper divisors (37383886923).

49240892565 is a wasteful number, since it uses less digits than its factorization.

49240892565 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16332049 (or 16332046 counting only the distinct ones).

The product of its (nonzero) digits is 6220800, while the sum is 54.

The spelling of 49240892565 in words is "forty-nine billion, two hundred forty million, eight hundred ninety-two thousand, five hundred sixty-five".