254965412666 has 16 divisors (see below), whose sum is σ = 384799101120. Its totient is φ = 126699287520.

The previous prime is 254965412657. The next prime is 254965412671. The reversal of 254965412666 is 666214569452.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2177750 + ... + 2291838.

It is an arithmetic number, because the mean of its divisors is an integer number (24049943820).

Almost surely, 2^254965412666 is an apocalyptic number.

254965412666 is a deficient number, since it is larger than the sum of its proper divisors (129833688454).

254965412666 is a wasteful number, since it uses less digits than its factorization.

254965412666 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 120949.

The product of its digits is 18662400, while the sum is 56.

The spelling of 254965412666 in words is "two hundred fifty-four billion, nine hundred sixty-five million, four hundred twelve thousand, six hundred sixty-six".