1173393456940 has 12 divisors (see below), whose sum is σ = 2464126259616. Its totient is φ = 469357382768.

The previous prime is 1173393456931. The next prime is 1173393456979. The reversal of 1173393456940 is 496543933711.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 29334836404 + ... + 29334836443.

It is an arithmetic number, because the mean of its divisors is an integer number (205343854968).

Almost surely, 2^{1173393456940} is an apocalyptic number.

1173393456940 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1173393456940 is an abundant number, since it is smaller than the sum of its proper divisors (1290732802676).

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

1173393456940 is a wasteful number, since it uses less digits than its factorization.

1173393456940 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 58669672856 (or 58669672854 counting only the distinct ones).

The product of its (nonzero) digits is 7348320, while the sum is 55.

The spelling of 1173393456940 in words is "one trillion, one hundred seventy-three billion, three hundred ninety-three million, four hundred fifty-six thousand, nine hundred forty".