49978624080 has 960 divisors, whose sum is σ = 206619918336. Its totient is φ = 9952588800.

The previous prime is 49978624061. The next prime is 49978624097. The reversal of 49978624080 is 8042687994.

It is a self number, because there is not a number n which added to its sum of digits gives 49978624080.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 191 ways as a sum of consecutive naturals, for example, 485229309 + ... + 485229411.

Almost surely, 2^49978624080 is an apocalyptic number.

49978624080 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 49978624080, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (103309959168).

49978624080 is an abundant number, since it is smaller than the sum of its proper divisors (156641294256).

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

49978624080 is a wasteful number, since it uses less digits than its factorization.

49978624080 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 197 (or 162 counting only the distinct ones).

The product of its (nonzero) digits is 6967296, while the sum is 57.

The spelling of 49978624080 in words is "forty-nine billion, nine hundred seventy-eight million, six hundred twenty-four thousand, eighty".