1180581215604 has 72 divisors (see below), whose sum is σ = 3204602845920. Its totient is φ = 337291222464.

The previous prime is 1180581215543. The next prime is 1180581215609. The reversal of 1180581215604 is 4065121850811.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1180581215609) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 14653359 + ... + 14733705.

It is an arithmetic number, because the mean of its divisors is an integer number (44508372860).

Almost surely, 2^{1180581215604} is an apocalyptic number.

1180581215604 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

1180581215604 is an abundant number, since it is smaller than the sum of its proper divisors (2024021630316).

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

1180581215604 is a wasteful number, since it uses less digits than its factorization.

1180581215604 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 105357 (or 105348 counting only the distinct ones).

The product of its (nonzero) digits is 76800, while the sum is 42.

The spelling of 1180581215604 in words is "one trillion, one hundred eighty billion, five hundred eighty-one million, two hundred fifteen thousand, six hundred four".