27722657416 has 64 divisors (see below), whose sum is σ = 55372993200. Its totient is φ = 12988416000.

The previous prime is 27722657383. The next prime is 27722657423. The reversal of 27722657416 is 61475622772.

It can be written as a sum of positive squares in 8 ways, for example, as 764301316 + 26958356100 = 27646^2 + 164190^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 27722657416.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1828266 + ... + 1843366.

Almost surely, 2^27722657416 is an apocalyptic number.

It is an amenable number.

27722657416 is a deficient number, since it is larger than the sum of its proper divisors (27650335784).

27722657416 is a wasteful number, since it uses less digits than its factorization.

27722657416 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15370 (or 15366 counting only the distinct ones).

The product of its digits is 1975680, while the sum is 49.

The spelling of 27722657416 in words is "twenty-seven billion, seven hundred twenty-two million, six hundred fifty-seven thousand, four hundred sixteen".