2148820048488 has 64 divisors (see below), whose sum is σ = 5382323781120. Its totient is φ = 714903940800.

The previous prime is 2148820048439. The next prime is 2148820048517. The reversal of 2148820048488 is 8848400288412.

It is a super-2 number, since 2×2148820048488² (a number of 25 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 152532181 + ... + 152546267.

It is an arithmetic number, because the mean of its divisors is an integer number (84098809080).

Almost surely, 2^{2148820048488} is an apocalyptic number.

It is an amenable number.

2148820048488 is an abundant number, since it is smaller than the sum of its proper divisors (3233503732632).

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

2148820048488 is a wasteful number, since it uses less digits than its factorization.

2148820048488 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25798 (or 25794 counting only the distinct ones).

The product of its (nonzero) digits is 8388608, while the sum is 57.

The spelling of 2148820048488 in words is "two trillion, one hundred forty-eight billion, eight hundred twenty million, forty-eight thousand, four hundred eighty-eight".