49668278976 has 112 divisors (see below), whose sum is σ = 146070096480. Its totient is φ = 16549908480.

The previous prime is 49668278953. The next prime is 49668278987. The reversal of 49668278976 is 67987286694.

49668278976 is a `hidden beast` number, since 496 + 68 + 2 + 7 + 8 + 9 + 76 = 666.

It is a Harshad number since it is a multiple of its sum of digits (72).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8777140 + ... + 8782796.

It is an arithmetic number, because the mean of its divisors is an integer number (1304197290).

Almost surely, 2^49668278976 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 49668278976, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (73035048240).

49668278976 is an abundant number, since it is smaller than the sum of its proper divisors (96401817504).

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

49668278976 is a wasteful number, since it uses less digits than its factorization.

49668278976 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10759 (or 10743 counting only the distinct ones).

The product of its digits is 438939648, while the sum is 72.

The spelling of 49668278976 in words is "forty-nine billion, six hundred sixty-eight million, two hundred seventy-eight thousand, nine hundred seventy-six".