264268154138 has 16 divisors (see below), whose sum is σ = 404877372480. Its totient is φ = 129335808000.

The previous prime is 264268154107. The next prime is 264268154141. The reversal of 264268154138 is 831451862462.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6674663 + ... + 6714138.

It is an arithmetic number, because the mean of its divisors is an integer number (25304835780).

Almost surely, 2^264268154138 is an apocalyptic number.

264268154138 is a deficient number, since it is larger than the sum of its proper divisors (140609218342).

264268154138 is a wasteful number, since it uses less digits than its factorization.

264268154138 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13389013.

The product of its digits is 2211840, while the sum is 50.

The spelling of 264268154138 in words is "two hundred sixty-four billion, two hundred sixty-eight million, one hundred fifty-four thousand, one hundred thirty-eight".