48828557779 has 12 divisors (see below), whose sum is σ = 51921092016. Its totient is φ = 45817099328.

The previous prime is 48828557741. The next prime is 48828557783. The reversal of 48828557779 is 97775582884.

It is a happy number.

It is not a de Polignac number, because 48828557779 - 2¹⁷ = 48828426707 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (48828557719) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 7711887 + ... + 7718215.

It is an arithmetic number, because the mean of its divisors is an integer number (4326757668).

Almost surely, 2^48828557779 is an apocalyptic number.

48828557779 is a deficient number, since it is larger than the sum of its proper divisors (3092534237).

48828557779 is an frugal number, since it uses more digits than its factorization.

48828557779 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12734 (or 6405 counting only the distinct ones).

The product of its digits is 316108800, while the sum is 70.

The spelling of 48828557779 in words is "forty-eight billion, eight hundred twenty-eight million, five hundred fifty-seven thousand, seven hundred seventy-nine".