254125154642 has 8 divisors (see below), whose sum is σ = 381970459776. Its totient is φ = 126801668052.

The previous prime is 254125154629. The next prime is 254125154677. The reversal of 254125154642 is 246451521452.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 254125154642.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 130453418 + ... + 130455365.

It is an arithmetic number, because the mean of its divisors is an integer number (47746307472).

Almost surely, 2^254125154642 is an apocalyptic number.

254125154642 is a deficient number, since it is larger than the sum of its proper divisors (127845305134).

254125154642 is a wasteful number, since it uses less digits than its factorization.

254125154642 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 260909272.

The product of its digits is 384000, while the sum is 41.

The spelling of 254125154642 in words is "two hundred fifty-four billion, one hundred twenty-five million, one hundred fifty-four thousand, six hundred forty-two".