49397371056 has 240 divisors, whose sum is σ = 153683476128. Its totient is φ = 14809006080.

The previous prime is 49397371013. The next prime is 49397371097. The reversal of 49397371056 is 65017379394.

It is a happy number.

49397371056 is a `hidden beast` number, since 493 + 97 + 3 + 7 + 10 + 56 = 666.

It is a junction number, because it is equal to n+sod(n) for n = 49397370993 and 49397371011.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 18590080 + ... + 18592736.

Almost surely, 2^49397371056 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 49397371056, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (76841738064).

49397371056 is an abundant number, since it is smaller than the sum of its proper divisors (104286105072).

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

49397371056 is a wasteful number, since it uses less digits than its factorization.

49397371056 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2801 (or 2770 counting only the distinct ones).

The product of its (nonzero) digits is 4286520, while the sum is 54.

The spelling of 49397371056 in words is "forty-nine billion, three hundred ninety-seven million, three hundred seventy-one thousand, fifty-six".