115443331122544 has 40 divisors (see below), whose sum is σ = 223748710416000. Its totient is φ = 57701731891200.

The previous prime is 115443331122479. The next prime is 115443331122629. The reversal of 115443331122544 is 445221133344511.

It is a super-2 number, since 2×115443331122544² (a number of 29 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 115443331122544.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 565799457 + ... + 566003455.

It is an arithmetic number, because the mean of its divisors is an integer number (5593717760400).

Almost surely, 2^{115443331122544} is an apocalyptic number.

It is an amenable number.

115443331122544 is a deficient number, since it is larger than the sum of its proper divisors (108305379293456).

115443331122544 is a wasteful number, since it uses less digits than its factorization.

115443331122544 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 216049 (or 216043 counting only the distinct ones).

The product of its digits is 691200, while the sum is 43.

The spelling of 115443331122544 in words is "one hundred fifteen trillion, four hundred forty-three billion, three hundred thirty-one million, one hundred twenty-two thousand, five hundred forty-four".