16412641625015 has 4 divisors (see below), whose sum is σ = 19695169950024. Its totient is φ = 13130113300008.

The previous prime is 16412641624987. The next prime is 16412641625027. The reversal of 16412641625015 is 51052614621461.

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 16412641625015 - 2⁸ = 16412641624759 is a prime.

It is a super-4 number, since 4×16412641625015⁴ (a number of 54 digits) contains 4444 as substring. Note that it is a super-d number also for d = 2.

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, 1641264162497 + ... + 1641264162506.

It is an arithmetic number, because the mean of its divisors is an integer number (4923792487506).

Almost surely, 2^{16412641625015} is an apocalyptic number.

16412641625015 is a deficient number, since it is larger than the sum of its proper divisors (3282528325009).

16412641625015 is an equidigital number, since it uses as much as digits as its factorization.

16412641625015 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3282528325008.

The product of its (nonzero) digits is 345600, while the sum is 44.

The spelling of 16412641625015 in words is "sixteen trillion, four hundred twelve billion, six hundred forty-one million, six hundred twenty-five thousand, fifteen".