254955361954 has 4 divisors (see below), whose sum is σ = 382433042934. Its totient is φ = 127477680976.

The previous prime is 254955361907. The next prime is 254955361979. The reversal of 254955361954 is 459163559452.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 238500373225 + 16454988729 = 488365^2 + 128277^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 63738840487 + ... + 63738840490.

Almost surely, 2^254955361954 is an apocalyptic number.

254955361954 is a deficient number, since it is larger than the sum of its proper divisors (127477680980).

254955361954 is a wasteful number, since it uses less digits than its factorization.

254955361954 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 127477680979.

The product of its digits is 29160000, while the sum is 58.

The spelling of 254955361954 in words is "two hundred fifty-four billion, nine hundred fifty-five million, three hundred sixty-one thousand, nine hundred fifty-four".