180746109270564 has 12 divisors (see below), whose sum is σ = 421740921631344. Its totient is φ = 60248703090184.

The previous prime is 180746109270539. The next prime is 180746109270577. The reversal of 180746109270564 is 465072901647081.

It is a tau number, because it is divible by the number of its divisors (12).

It is a junction number, because it is equal to n+sod(n) for n = 180746109270498 and 180746109270507.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7531087886262 + ... + 7531087886285.

It is an arithmetic number, because the mean of its divisors is an integer number (35145076802612).

Almost surely, 2^{180746109270564} is an apocalyptic number.

It is an amenable number.

180746109270564 is an abundant number, since it is smaller than the sum of its proper divisors (240994812360780).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

180746109270564 is a wasteful number, since it uses less digits than its factorization.

180746109270564 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15062175772554 (or 15062175772552 counting only the distinct ones).

The product of its (nonzero) digits is 20321280, while the sum is 60.

The spelling of 180746109270564 in words is "one hundred eighty trillion, seven hundred forty-six billion, one hundred nine million, two hundred seventy thousand, five hundred sixty-four".