2664154426 has 32 divisors (see below), whose sum is σ = 4357224000. Its totient is φ = 1216881792.

The previous prime is 2664154421. The next prime is 2664154447. The reversal of 2664154426 is 6244514662.

It is a happy number.

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 15 ways as a sum of consecutive naturals, for example, 1606990 + ... + 1608646.

It is an arithmetic number, because the mean of its divisors is an integer number (136163250).

Almost surely, 2^2664154426 is an apocalyptic number.

2664154426 is a deficient number, since it is larger than the sum of its proper divisors (1693069574).

2664154426 is a wasteful number, since it uses less digits than its factorization.

2664154426 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3166.

The product of its digits is 276480, while the sum is 40.

The square root of 2664154426 is about 51615.4475520653. The cubic root of 2664154426 is about 1386.2869392806.

The spelling of 2664154426 in words is "two billion, six hundred sixty-four million, one hundred fifty-four thousand, four hundred twenty-six".