254269279378 has 16 divisors (see below), whose sum is σ = 403867283040. Its totient is φ = 119647882816.

The previous prime is 254269279339. The next prime is 254269279379. The reversal of 254269279378 is 873972962452.

It is not an unprimeable number, because it can be changed into a prime (254269279379) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 257625 + ... + 758227.

It is an arithmetic number, because the mean of its divisors is an integer number (25241705190).

Almost surely, 2^254269279378 is an apocalyptic number.

254269279378 is a deficient number, since it is larger than the sum of its proper divisors (149598003662).

254269279378 is a wasteful number, since it uses less digits than its factorization.

254269279378 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 515561.

The product of its digits is 91445760, while the sum is 64.

The spelling of 254269279378 in words is "two hundred fifty-four billion, two hundred sixty-nine million, two hundred seventy-nine thousand, three hundred seventy-eight".