1177381383720 has 64 divisors (see below), whose sum is σ = 3533885712000. Its totient is φ = 313813563648.

The previous prime is 1177381383719. The next prime is 1177381383727. The reversal of 1177381383720 is 273831837711.

It is not an unprimeable number, because it can be changed into a prime (1177381383727) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2174340 + ... + 2661299.

It is an arithmetic number, because the mean of its divisors is an integer number (55216964250).

Almost surely, 2^{1177381383720} is an apocalyptic number.

1177381383720 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1177381383720 is an abundant number, since it is smaller than the sum of its proper divisors (2356504328280).

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

1177381383720 is a wasteful number, since it uses less digits than its factorization.

1177381383720 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4837682 (or 4837678 counting only the distinct ones).

The product of its (nonzero) digits is 1185408, while the sum is 51.

The spelling of 1177381383720 in words is "one trillion, one hundred seventy-seven billion, three hundred eighty-one million, three hundred eighty-three thousand, seven hundred twenty".