49497782265 has 32 divisors (see below), whose sum is σ = 92627433600. Its totient is φ = 25009404480.

The previous prime is 49497782231. The next prime is 49497782311. The reversal of 49497782265 is 56228779494.

49497782265 is a `hidden beast` number, since 4 + 9 + 497 + 7 + 82 + 2 + 65 = 666.

It is not a de Polignac number, because 49497782265 - 2¹¹ = 49497780217 is a prime.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 9646126 + ... + 9651255.

It is an arithmetic number, because the mean of its divisors is an integer number (2894607300).

Almost surely, 2^49497782265 is an apocalyptic number.

49497782265 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

It is an amenable number.

49497782265 is a deficient number, since it is larger than the sum of its proper divisors (43129651335).

49497782265 is a wasteful number, since it uses less digits than its factorization.

49497782265 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19297414 (or 19297408 counting only the distinct ones).

The product of its digits is 60963840, while the sum is 63.

The spelling of 49497782265 in words is "forty-nine billion, four hundred ninety-seven million, seven hundred eighty-two thousand, two hundred sixty-five".