1172572088640 has 336 divisors, whose sum is σ = 3815066995200. Its totient is φ = 305102336000.

The previous prime is 1172572088587. The next prime is 1172572088651. The reversal of 1172572088640 is 468802752711.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 488774161 + ... + 488776559.

Almost surely, 2^{1172572088640} is an apocalyptic number.

1172572088640 is a gapful number since it is divisible by the number (10) 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 1172572088640, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1907533497600).

1172572088640 is an abundant number, since it is smaller than the sum of its proper divisors (2642494906560).

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

1172572088640 is a wasteful number, since it uses less digits than its factorization.

1172572088640 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2662 (or 2581 counting only the distinct ones).

The product of its (nonzero) digits is 1505280, while the sum is 51.

The spelling of 1172572088640 in words is "one trillion, one hundred seventy-two billion, five hundred seventy-two million, eighty-eight thousand, six hundred forty".