49850565696 has 448 divisors, whose sum is σ = 163604448000. Its totient is φ = 14817116160.

The previous prime is 49850565649. The next prime is 49850565703. The reversal of 49850565696 is 69656505894.

49850565696 is a `hidden beast` number, since 4 + 9 + 8 + 5 + 0 + 565 + 69 + 6 = 666.

It is a super-2 number, since 2×49850565696² (a number of 22 digits) contains 22 as substring.

It is an alternating number because its digits alternate between even and odd.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 39036610 + ... + 39037886.

It is an arithmetic number, because the mean of its divisors is an integer number (365188500).

Almost surely, 2^49850565696 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 49850565696, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (81802224000).

49850565696 is an abundant number, since it is smaller than the sum of its proper divisors (113753882304).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

49850565696 is a wasteful number, since it uses less digits than its factorization.

49850565696 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1387 (or 1371 counting only the distinct ones).

The product of its (nonzero) digits is 69984000, while the sum is 63.

The spelling of 49850565696 in words is "forty-nine billion, eight hundred fifty million, five hundred sixty-five thousand, six hundred ninety-six".