254142134402 has 16 divisors (see below), whose sum is σ = 411102025152. Its totient is φ = 117135018000.

The previous prime is 254142134399. The next prime is 254142134417. The reversal of 254142134402 is 204431241452.

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, 6703724 + ... + 6741527.

It is an arithmetic number, because the mean of its divisors is an integer number (25693876572).

Almost surely, 2^254142134402 is an apocalyptic number.

254142134402 is a deficient number, since it is larger than the sum of its proper divisors (156959890750).

254142134402 is a wasteful number, since it uses less digits than its factorization.

254142134402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13445993.

The product of its (nonzero) digits is 30720, while the sum is 32.

Adding to 254142134402 its reverse (204431241452), we get a palindrome (458573375854).

The spelling of 254142134402 in words is "two hundred fifty-four billion, one hundred forty-two million, one hundred thirty-four thousand, four hundred two".