254402545214144 has 28 divisors (see below), whose sum is σ = 534525935994504. Its totient is φ = 119718844806144.

The previous prime is 254402545214143. The next prime is 254402545214159. The reversal of 254402545214144 is 441412545204452.

It is a super-2 number, since 2×254402545214144² (a number of 30 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (254402545214143) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 116912933294 + ... + 116912935469.

Almost surely, 2^{254402545214144} is an apocalyptic number.

It is an amenable number.

254402545214144 is an abundant number, since it is smaller than the sum of its proper divisors (280123390780360).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

254402545214144 is a wasteful number, since it uses less digits than its factorization.

254402545214144 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 233825868792 (or 233825868782 counting only the distinct ones).

The product of its (nonzero) digits is 4096000, while the sum is 47.

The spelling of 254402545214144 in words is "two hundred fifty-four trillion, four hundred two billion, five hundred forty-five million, two hundred fourteen thousand, one hundred forty-four".