2538448441548 has 48 divisors (see below), whose sum is σ = 5953482501120. Its totient is φ = 841801996224.

The previous prime is 2538448441499. The next prime is 2538448441559. The reversal of 2538448441548 is 8451448448352.

It is a junction number, because it is equal to n+sod(n) for n = 2538448441491 and 2538448441500.

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, 64051683 + ... + 64091301.

It is an arithmetic number, because the mean of its divisors is an integer number (124030885440).

Almost surely, 2^{2538448441548} is an apocalyptic number.

It is an amenable number.

2538448441548 is an abundant number, since it is smaller than the sum of its proper divisors (3415034059572).

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

2538448441548 is a wasteful number, since it uses less digits than its factorization.

2538448441548 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 66926 (or 66924 counting only the distinct ones).

The product of its digits is 78643200, while the sum is 60.

The spelling of 2538448441548 in words is "two trillion, five hundred thirty-eight billion, four hundred forty-eight million, four hundred forty-one thousand, five hundred forty-eight".