2115514364518 has 8 divisors (see below), whose sum is σ = 3213439541280. Its totient is φ = 1044367850760.

The previous prime is 2115514364507. The next prime is 2115514364573. The reversal of 2115514364518 is 8154634155112.

It is a sphenic number, since it is the product of 3 distinct primes.

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, 6694665553 + ... + 6694665868.

It is an arithmetic number, because the mean of its divisors is an integer number (401679942660).

Almost surely, 2^{2115514364518} is an apocalyptic number.

2115514364518 is a deficient number, since it is larger than the sum of its proper divisors (1097925176762).

2115514364518 is a wasteful number, since it uses less digits than its factorization.

2115514364518 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13389331502.

The product of its digits is 576000, while the sum is 46.

The spelling of 2115514364518 in words is "two trillion, one hundred fifteen billion, five hundred fourteen million, three hundred sixty-four thousand, five hundred eighteen".