1115157613660 has 12 divisors (see below), whose sum is σ = 2341830988728. Its totient is φ = 446063045456.

The previous prime is 1115157613637. The next prime is 1115157613663. The reversal of 1115157613660 is 663167515111.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1115157613663) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 27878940322 + ... + 27878940361.

It is an arithmetic number, because the mean of its divisors is an integer number (195152582394).

Almost surely, 2^{1115157613660} is an apocalyptic number.

1115157613660 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1115157613660 is an abundant number, since it is smaller than the sum of its proper divisors (1226673375068).

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

1115157613660 is a wasteful number, since it uses less digits than its factorization.

1115157613660 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 55757880692 (or 55757880690 counting only the distinct ones).

The product of its (nonzero) digits is 113400, while the sum is 43.

The spelling of 1115157613660 in words is "one trillion, one hundred fifteen billion, one hundred fifty-seven million, six hundred thirteen thousand, six hundred sixty".