1182253257660 has 96 divisors (see below), whose sum is σ = 3418813440000. Its totient is φ = 304944030720.

The previous prime is 1182253257623. The next prime is 1182253257697. The reversal of 1182253257660 is 667523522811.

It is an interprime number because it is at equal distance from previous prime (1182253257623) and next prime (1182253257697).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3559156 + ... + 3877124.

It is an arithmetic number, because the mean of its divisors is an integer number (35612640000).

Almost surely, 2^{1182253257660} is an apocalyptic number.

1182253257660 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 1182253257660, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1709406720000).

1182253257660 is an abundant number, since it is smaller than the sum of its proper divisors (2236560182340).

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

1182253257660 is a wasteful number, since it uses less digits than its factorization.

1182253257660 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 320011 (or 320009 counting only the distinct ones).

The product of its (nonzero) digits is 1209600, while the sum is 48.

The spelling of 1182253257660 in words is "one trillion, one hundred eighty-two billion, two hundred fifty-three million, two hundred fifty-seven thousand, six hundred sixty".