49748392320 has 256 divisors, whose sum is σ = 174318946560. Its totient is φ = 11967488000.

The previous prime is 49748392301. The next prime is 49748392333. The reversal of 49748392320 is 2329384794.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2757730 + ... + 2775710.

It is an arithmetic number, because the mean of its divisors is an integer number (680933385).

Almost surely, 2^49748392320 is an apocalyptic number.

49748392320 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 49748392320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (87159473280).

49748392320 is an abundant number, since it is smaller than the sum of its proper divisors (124570554240).

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

49748392320 is a wasteful number, since it uses less digits than its factorization.

49748392320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18145 (or 18133 counting only the distinct ones).

The product of its (nonzero) digits is 2612736, while the sum is 51.

The spelling of 49748392320 in words is "forty-nine billion, seven hundred forty-eight million, three hundred ninety-two thousand, three hundred twenty".