1150252615556 has 12 divisors (see below), whose sum is σ = 2195936811600. Its totient is φ = 522842097960.

The previous prime is 1150252615513. The next prime is 1150252615579. The reversal of 1150252615556 is 6555162520511.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (44), and also a Moran number because the ratio is a prime number: 26142104899 = 1150252615556 / (1 + 1 + 5 + 0 + 2 + 5 + 2 + 6 + 1 + 5 + 5 + 5 + 6).

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, 13071052406 + ... + 13071052493.

It is an arithmetic number, because the mean of its divisors is an integer number (182994734300).

Almost surely, 2^{1150252615556} is an apocalyptic number.

It is an amenable number.

1150252615556 is a deficient number, since it is larger than the sum of its proper divisors (1045684196044).

1150252615556 is a wasteful number, since it uses less digits than its factorization.

1150252615556 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26142104914 (or 26142104912 counting only the distinct ones).

The product of its (nonzero) digits is 450000, while the sum is 44.

The spelling of 1150252615556 in words is "one trillion, one hundred fifty billion, two hundred fifty-two million, six hundred fifteen thousand, five hundred fifty-six".