74560545122 has 18 divisors (see below), whose sum is σ = 130105259883. Its totient is φ = 31953360852.

The previous prime is 74560545083. The next prime is 74560545131. The reversal of 74560545122 is 22154506547.

It can be written as a sum of positive squares in only one way, i.e., 37280272561 + 37280272561 = 193081^2 + 193081^2 .

It is an ABA number since it can be written as A⋅B^A, here for A=2, B=193081.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 74560545122.

It is an unprimeable number.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 2689343 + ... + 2716925.

Almost surely, 2^74560545122 is an apocalyptic number.

74560545122 is a deficient number, since it is larger than the sum of its proper divisors (55544714761).

74560545122 is an frugal number, since it uses more digits than its factorization.

74560545122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 55182 (or 27592 counting only the distinct ones).

The product of its (nonzero) digits is 336000, while the sum is 41.

The spelling of 74560545122 in words is "seventy-four billion, five hundred sixty million, five hundred forty-five thousand, one hundred twenty-two".