49861523376 has 320 divisors, whose sum is σ = 172979404800. Its totient is φ = 13433382144.

The previous prime is 49861523359. The next prime is 49861523423. The reversal of 49861523376 is 67332516894.

49861523376 is a `hidden beast` number, since 4 + 9 + 86 + 1 + 523 + 37 + 6 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 13040601 + ... + 13044423.

It is an arithmetic number, because the mean of its divisors is an integer number (540560640).

Almost surely, 2^49861523376 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 49861523376, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (86489702400).

49861523376 is an abundant number, since it is smaller than the sum of its proper divisors (123117881424).

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

49861523376 is a wasteful number, since it uses less digits than its factorization.

49861523376 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4093 (or 4081 counting only the distinct ones).

The product of its digits is 6531840, while the sum is 54.

The spelling of 49861523376 in words is "forty-nine billion, eight hundred sixty-one million, five hundred twenty-three thousand, three hundred seventy-six".