27825077872 has 40 divisors (see below), whose sum is σ = 54356382080. Its totient is φ = 13798045440.

The previous prime is 27825077843. The next prime is 27825077893. The reversal of 27825077872 is 27877052872.

It is a congruent number.

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, 1067329 + ... + 1093087.

It is an arithmetic number, because the mean of its divisors is an integer number (1358909552).

Almost surely, 2^27825077872 is an apocalyptic number.

It is an amenable number.

27825077872 is a deficient number, since it is larger than the sum of its proper divisors (26531304208).

27825077872 is a wasteful number, since it uses less digits than its factorization.

27825077872 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26321 (or 26315 counting only the distinct ones).

The product of its (nonzero) digits is 6146560, while the sum is 55.

The spelling of 27825077872 in words is "twenty-seven billion, eight hundred twenty-five million, seventy-seven thousand, eight hundred seventy-two".