49623537897 has 64 divisors (see below), whose sum is σ = 80447109120. Its totient is φ = 30096230400.

The previous prime is 49623537877. The next prime is 49623537911. The reversal of 49623537897 is 79873532694.

49623537897 is a `hidden beast` number, since 4 + 9 + 6 + 2 + 3 + 537 + 8 + 97 = 666.

It is not a de Polignac number, because 49623537897 - 2¹¹ = 49623535849 is a prime.

It is not an unprimeable number, because it can be changed into a prime (49623537877) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 16802973 + ... + 16805925.

It is an arithmetic number, because the mean of its divisors is an integer number (1256986080).

Almost surely, 2^49623537897 is an apocalyptic number.

It is an amenable number.

49623537897 is a deficient number, since it is larger than the sum of its proper divisors (30823571223).

49623537897 is a wasteful number, since it uses less digits than its factorization.

49623537897 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4191 (or 4185 counting only the distinct ones).

The product of its digits is 68584320, while the sum is 63.

The spelling of 49623537897 in words is "forty-nine billion, six hundred twenty-three million, five hundred thirty-seven thousand, eight hundred ninety-seven".