254740434755 has 16 divisors (see below), whose sum is σ = 314316905760. Its totient is φ = 198052952832.

The previous prime is 254740434673. The next prime is 254740434763. The reversal of 254740434755 is 557434047452.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-254740434755 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 644825 + ... + 961914.

It is an arithmetic number, because the mean of its divisors is an integer number (19644806610).

Almost surely, 2^254740434755 is an apocalyptic number.

254740434755 is a deficient number, since it is larger than the sum of its proper divisors (59576471005).

254740434755 is a wasteful number, since it uses less digits than its factorization.

254740434755 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1607638.

The product of its (nonzero) digits is 9408000, while the sum is 50.

The spelling of 254740434755 in words is "two hundred fifty-four billion, seven hundred forty million, four hundred thirty-four thousand, seven hundred fifty-five".