2664154425 has 24 divisors (see below), whose sum is σ = 4415555680. Its totient is φ = 1417392000.

The previous prime is 2664154421. The next prime is 2664154447. The reversal of 2664154425 is 5244514662.

It is not a de Polignac number, because 2664154425 - 2² = 2664154421 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2664154421) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 12751 + ... + 74100.

Almost surely, 2^2664154425 is an apocalyptic number.

2664154425 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

2664154425 is a deficient number, since it is larger than the sum of its proper divisors (1751401255).

2664154425 is a wasteful number, since it uses less digits than its factorization.

2664154425 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 87273 (or 87268 counting only the distinct ones).

The product of its digits is 230400, while the sum is 39.

The square root of 2664154425 is about 51615.4475423782. The cubic root of 2664154425 is about 1386.2869391072.

The spelling of 2664154425 in words is "two billion, six hundred sixty-four million, one hundred fifty-four thousand, four hundred twenty-five".