12612117750415 has 4 divisors (see below), whose sum is σ = 15134541300504. Its totient is φ = 10089694200328.

The previous prime is 12612117750389. The next prime is 12612117750473. The reversal of 12612117750415 is 51405771121621.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 12612117750415 - 2²⁵ = 12612084195983 is a prime.

It is a Duffinian number.

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, 1261211775037 + ... + 1261211775046.

It is an arithmetic number, because the mean of its divisors is an integer number (3783635325126).

Almost surely, 2^{12612117750415} is an apocalyptic number.

12612117750415 is a deficient number, since it is larger than the sum of its proper divisors (2522423550089).

12612117750415 is an equidigital number, since it uses as much as digits as its factorization.

12612117750415 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2522423550088.

The product of its (nonzero) digits is 117600, while the sum is 43.

The spelling of 12612117750415 in words is "twelve trillion, six hundred twelve billion, one hundred seventeen million, seven hundred fifty thousand, four hundred fifteen".