27764012525264 has 20 divisors (see below), whose sum is σ = 53792950621956. Its totient is φ = 13881960751872.

The previous prime is 27764012525233. The next prime is 27764012525267. The reversal of 27764012525264 is 46252521046772.

It can be written as a sum of positive squares in 2 ways, for example, as 25406841870400 + 2357170654864 = 5040520^2 + 1535308^2 .

It is a Smith number, since the sum of its digits (53) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (27764012525267) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2491892 + ... + 7857324.

Almost surely, 2^{27764012525264} is an apocalyptic number.

It is an amenable number.

27764012525264 is a deficient number, since it is larger than the sum of its proper divisors (26028938096692).

27764012525264 is a wasteful number, since it uses less digits than its factorization.

27764012525264 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5688854 (or 5688848 counting only the distinct ones).

The product of its (nonzero) digits is 11289600, while the sum is 53.

The spelling of 27764012525264 in words is "twenty-seven trillion, seven hundred sixty-four billion, twelve million, five hundred twenty-five thousand, two hundred sixty-four".