254544214661 has 16 divisors (see below), whose sum is σ = 285224744448. Its totient is φ = 225203602800.

The previous prime is 254544214583. The next prime is 254544214679. The reversal of 254544214661 is 166412445452.

It is a de Polignac number, because none of the positive numbers 2^k-254544214661 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (254544214861) 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, 2019425 + ... + 2141766.

It is an arithmetic number, because the mean of its divisors is an integer number (17826546528).

Almost surely, 2^254544214661 is an apocalyptic number.

It is an amenable number.

254544214661 is a deficient number, since it is larger than the sum of its proper divisors (30680529787).

254544214661 is a wasteful number, since it uses less digits than its factorization.

254544214661 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4161352.

The product of its digits is 921600, while the sum is 44.

The spelling of 254544214661 in words is "two hundred fifty-four billion, five hundred forty-four million, two hundred fourteen thousand, six hundred sixty-one".