48549700782 has 160 divisors (see below), whose sum is σ = 120967862400. Its totient is φ = 14430674880.

The previous prime is 48549700781. The next prime is 48549700789. The reversal of 48549700782 is 28700794584.

It is a happy number.

48549700782 is a `hidden beast` number, since 4 + 85 + 497 + 0 + 0 + 78 + 2 = 666.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (48549700781) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 22036893 + ... + 22039095.

It is an arithmetic number, because the mean of its divisors is an integer number (756049140).

Almost surely, 2^48549700782 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 48549700782, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (60483931200).

48549700782 is an abundant number, since it is smaller than the sum of its proper divisors (72418161618).

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

48549700782 is a wasteful number, since it uses less digits than its factorization.

48549700782 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2460 (or 2451 counting only the distinct ones).

The product of its (nonzero) digits is 4515840, while the sum is 54.

The spelling of 48549700782 in words is "forty-eight billion, five hundred forty-nine million, seven hundred thousand, seven hundred eighty-two".