115512154445144 has 16 divisors (see below), whose sum is σ = 216585470043600. Its totient is φ = 57756029100192.

The previous prime is 115512154445113. The next prime is 115512154445153. The reversal of 115512154445144 is 441544451215511.

It is a congruent number.

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, 5478122 + ... + 16156550.

It is an arithmetic number, because the mean of its divisors is an integer number (13536591877725).

Almost surely, 2^{115512154445144} is an apocalyptic number.

It is an amenable number.

115512154445144 is a deficient number, since it is larger than the sum of its proper divisors (101073315598456).

115512154445144 is a wasteful number, since it uses less digits than its factorization.

115512154445144 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12030602 (or 12030598 counting only the distinct ones).

The product of its digits is 1280000, while the sum is 47.

The spelling of 115512154445144 in words is "one hundred fifteen trillion, five hundred twelve billion, one hundred fifty-four million, four hundred forty-five thousand, one hundred forty-four".