115211451515514 has 32 divisors (see below), whose sum is σ = 230609035653120. Its totient is φ = 38372796628992.

The previous prime is 115211451515449. The next prime is 115211451515569. The reversal of 115211451515514 is 415515154112511.

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 15 ways as a sum of consecutive naturals, for example, 333316282 + ... + 333661754.

It is an arithmetic number, because the mean of its divisors is an integer number (7206532364160).

Almost surely, 2^{115211451515514} is an apocalyptic number.

115211451515514 is an abundant number, since it is smaller than the sum of its proper divisors (115397584137606).

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

115211451515514 is a wasteful number, since it uses less digits than its factorization.

115211451515514 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 390214.

The product of its digits is 100000, while the sum is 42.

The spelling of 115211451515514 in words is "one hundred fifteen trillion, two hundred eleven billion, four hundred fifty-one million, five hundred fifteen thousand, five hundred fourteen".