2425534581672 has 64 divisors (see below), whose sum is σ = 6752339433600. Its totient is φ = 806742322560.

The previous prime is 2425534581649. The next prime is 2425534581697. The reversal of 2425534581672 is 2761854355242.

2425534581672 is a `hidden beast` number, since 2 + 4 + 2 + 5 + 53 + 4 + 581 + 6 + 7 + 2 = 666.

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

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, 12187204 + ... + 12384627.

It is an arithmetic number, because the mean of its divisors is an integer number (105505303650).

Almost surely, 2^{2425534581672} is an apocalyptic number.

It is an amenable number.

2425534581672 is an abundant number, since it is smaller than the sum of its proper divisors (4326804851928).

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

2425534581672 is a wasteful number, since it uses less digits than its factorization.

2425534581672 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24572303 (or 24572293 counting only the distinct ones).

The product of its digits is 16128000, while the sum is 54.

The spelling of 2425534581672 in words is "two trillion, four hundred twenty-five billion, five hundred thirty-four million, five hundred eighty-one thousand, six hundred seventy-two".