79067745544 has 8 divisors (see below), whose sum is σ = 148252022910. Its totient is φ = 39533872768.

The previous prime is 79067745527. The next prime is 79067745553. The reversal of 79067745544 is 44554776097.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 76490964900 + 2576780644 = 276570^2 + 50762^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4941734089 + ... + 4941734104.

Almost surely, 2^79067745544 is an apocalyptic number.

It is an amenable number.

79067745544 is a deficient number, since it is larger than the sum of its proper divisors (69184277366).

79067745544 is a wasteful number, since it uses less digits than its factorization.

79067745544 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9883468199 (or 9883468195 counting only the distinct ones).

The product of its (nonzero) digits is 29635200, while the sum is 58.

The spelling of 79067745544 in words is "seventy-nine billion, sixty-seven million, seven hundred forty-five thousand, five hundred forty-four".