1193172678720 has 336 divisors, whose sum is σ = 4740470811648. Its totient is φ = 272238919680.

The previous prime is 1193172678679. The next prime is 1193172678721. The reversal of 1193172678720 is 278762713911.

It is a super-2 number, since 2×1193172678720² (a number of 25 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1193172678721) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 569184 + ... + 1646303.

Almost surely, 2^{1193172678720} is an apocalyptic number.

1193172678720 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1193172678720 is an abundant number, since it is smaller than the sum of its proper divisors (3547298132928).

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

1193172678720 is a wasteful number, since it uses less digits than its factorization.

1193172678720 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2215538 (or 2215525 counting only the distinct ones).

The product of its (nonzero) digits is 1778112, while the sum is 54.

The spelling of 1193172678720 in words is "one trillion, one hundred ninety-three billion, one hundred seventy-two million, six hundred seventy-eight thousand, seven hundred twenty".