49515968736 has 240 divisors, whose sum is σ = 157114420848. Its totient is φ = 15207782400.

The previous prime is 49515968729. The next prime is 49515968743. The reversal of 49515968736 is 63786951594.

49515968736 is a `hidden beast` number, since 4 + 9 + 5 + 1 + 596 + 8 + 7 + 36 = 666.

It is an interprime number because it is at equal distance from previous prime (49515968729) and next prime (49515968743).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 25641691 + ... + 25643621.

Almost surely, 2^49515968736 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 49515968736, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (78557210424).

49515968736 is an abundant number, since it is smaller than the sum of its proper divisors (107598452112).

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

49515968736 is a wasteful number, since it uses less digits than its factorization.

49515968736 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2727 (or 2710 counting only the distinct ones).

The product of its digits is 48988800, while the sum is 63.

The spelling of 49515968736 in words is "forty-nine billion, five hundred fifteen million, nine hundred sixty-eight thousand, seven hundred thirty-six".