1172045860480 has 64 divisors (see below), whose sum is σ = 3056642347680. Its totient is φ = 426198492160.

The previous prime is 1172045860477. The next prime is 1172045860547. The reversal of 1172045860480 is 840685402711.

It is a tau number, because it is divible by the number of its divisors (64).

It is a self number, because there is not a number n which added to its sum of digits gives 1172045860480.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 83234854 + ... + 83248933.

Almost surely, 2^{1172045860480} is an apocalyptic number.

1172045860480 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1172045860480 is an abundant number, since it is smaller than the sum of its proper divisors (1884596487200).

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

1172045860480 is a wasteful number, since it uses less digits than its factorization.

1172045860480 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 166483817 (or 166483805 counting only the distinct ones).

The product of its (nonzero) digits is 430080, while the sum is 46.

The spelling of 1172045860480 in words is "one trillion, one hundred seventy-two billion, forty-five million, eight hundred sixty thousand, four hundred eighty".