12501104116415 has 4 divisors (see below), whose sum is σ = 15001324939704. Its totient is φ = 10000883293128.

The previous prime is 12501104116411. The next prime is 12501104116429. The reversal of 12501104116415 is 51461140110521.

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 12501104116415 - 2² = 12501104116411 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12501104116411) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1250110411637 + ... + 1250110411646.

It is an arithmetic number, because the mean of its divisors is an integer number (3750331234926).

Almost surely, 2^{12501104116415} is an apocalyptic number.

12501104116415 is a deficient number, since it is larger than the sum of its proper divisors (2500220823289).

12501104116415 is an equidigital number, since it uses as much as digits as its factorization.

12501104116415 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2500220823288.

The product of its (nonzero) digits is 4800, while the sum is 32.

Adding to 12501104116415 its reverse (51461140110521), we get a palindrome (63962244226936).

The spelling of 12501104116415 in words is "twelve trillion, five hundred one billion, one hundred four million, one hundred sixteen thousand, four hundred fifteen".