48491896320 has 1280 divisors, whose sum is σ = 210432245760. Its totient is φ = 10351411200.

The previous prime is 48491896319. The next prime is 48491896361. The reversal of 48491896320 is 2369819484.

48491896320 is a `hidden beast` number, since 48 + 491 + 8 + 96 + 3 + 20 = 666.

It is a tau number, because it is divible by the number of its divisors (1280).

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 794949090 + ... + 794949150.

It is an arithmetic number, because the mean of its divisors is an integer number (164400192).

Almost surely, 2^48491896320 is an apocalyptic number.

48491896320 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 48491896320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (105216122880).

48491896320 is an abundant number, since it is smaller than the sum of its proper divisors (161940349440).

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

48491896320 is a wasteful number, since it uses less digits than its factorization.

48491896320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 184 (or 162 counting only the distinct ones).

The product of its (nonzero) digits is 2985984, while the sum is 54.

The spelling of 48491896320 in words is "forty-eight billion, four hundred ninety-one million, eight hundred ninety-six thousand, three hundred twenty".