1170647772672 has 320 divisors, whose sum is σ = 3685774523904. Its totient is φ = 323251568640.

The previous prime is 1170647772653. The next prime is 1170647772691. The reversal of 1170647772672 is 2762777460711.

It is an interprime number because it is at equal distance from previous prime (1170647772653) and next prime (1170647772691).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 38165022 + ... + 38195682.

Almost surely, 2^{1170647772672} is an apocalyptic number.

1170647772672 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1170647772672, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1842887261952).

1170647772672 is an abundant number, since it is smaller than the sum of its proper divisors (2515126751232).

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

1170647772672 is an equidigital number, since it uses as much as digits as its factorization.

1170647772672 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30809 (or 30793 counting only the distinct ones).

The product of its (nonzero) digits is 9680832, while the sum is 57.

The spelling of 1170647772672 in words is "one trillion, one hundred seventy billion, six hundred forty-seven million, seven hundred seventy-two thousand, six hundred seventy-two".