254721327612 has 12 divisors (see below), whose sum is σ = 594349764456. Its totient is φ = 84907109200.

The previous prime is 254721327607. The next prime is 254721327629. The reversal of 254721327612 is 216723127452.

It is a tau number, because it is divible by the number of its divisors (12).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10613388639 + ... + 10613388662.

It is an arithmetic number, because the mean of its divisors is an integer number (49529147038).

Almost surely, 2^254721327612 is an apocalyptic number.

It is an amenable number.

254721327612 is an abundant number, since it is smaller than the sum of its proper divisors (339628436844).

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

254721327612 is a wasteful number, since it uses less digits than its factorization.

254721327612 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21226777308 (or 21226777306 counting only the distinct ones).

The product of its digits is 282240, while the sum is 42.

The spelling of 254721327612 in words is "two hundred fifty-four billion, seven hundred twenty-one million, three hundred twenty-seven thousand, six hundred twelve".