10206256415015 has 8 divisors (see below), whose sum is σ = 12478592749248. Its totient is φ = 8010948431200.

The previous prime is 10206256414969. The next prime is 10206256415039. The reversal of 10206256415015 is 51051465260201.

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

It is not a de Polignac number, because 10206256415015 - 2¹² = 10206256410919 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 10206256415015.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 19257087311 + ... + 19257087840.

It is an arithmetic number, because the mean of its divisors is an integer number (1559824093656).

Almost surely, 2^{10206256415015} is an apocalyptic number.

10206256415015 is a deficient number, since it is larger than the sum of its proper divisors (2272336334233).

10206256415015 is an equidigital number, since it uses as much as digits as its factorization.

10206256415015 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38514175209.

The product of its (nonzero) digits is 72000, while the sum is 38.

The spelling of 10206256415015 in words is "ten trillion, two hundred six billion, two hundred fifty-six million, four hundred fifteen thousand, fifteen".