49928404320 has 384 divisors, whose sum is σ = 187280916480. Its totient is φ = 12378562560.

The previous prime is 49928404261. The next prime is 49928404363. The reversal of 49928404320 is 2340482994.

It is a happy number.

49928404320 is a `hidden beast` number, since 49 + 9 + 284 + 0 + 4 + 320 = 666.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 6091425 + ... + 6099615.

It is an arithmetic number, because the mean of its divisors is an integer number (487710720).

Almost surely, 2^49928404320 is an apocalyptic number.

49928404320 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 49928404320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (93640458240).

49928404320 is an abundant number, since it is smaller than the sum of its proper divisors (137352512160).

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

49928404320 is a wasteful number, since it uses less digits than its factorization.

49928404320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8315 (or 8301 counting only the distinct ones).

The product of its (nonzero) digits is 497664, while the sum is 45.

The spelling of 49928404320 in words is "forty-nine billion, nine hundred twenty-eight million, four hundred four thousand, three hundred twenty".