1115402515000 has 160 divisors (see below), whose sum is σ = 2652427451520. Its totient is φ = 439538688000.

The previous prime is 1115402514917. The next prime is 1115402515061. The reversal of 1115402515000 is 5152045111.

It is a Harshad number since it is a multiple of its sum of digits (25).

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 39 ways as a sum of consecutive naturals, for example, 108149844 + ... + 108160156.

It is an arithmetic number, because the mean of its divisors is an integer number (16577671572).

Almost surely, 2^{1115402515000} is an apocalyptic number.

1115402515000 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 1115402515000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1326213725760).

1115402515000 is an abundant number, since it is smaller than the sum of its proper divisors (1537024936520).

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

1115402515000 is a wasteful number, since it uses less digits than its factorization.

1115402515000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10659 (or 10640 counting only the distinct ones).

The product of its (nonzero) digits is 1000, while the sum is 25.

The spelling of 1115402515000 in words is "one trillion, one hundred fifteen billion, four hundred two million, five hundred fifteen thousand".