10206313442515 has 4 divisors (see below), whose sum is σ = 12247576131024. Its totient is φ = 8165050754008.

The previous prime is 10206313442497. The next prime is 10206313442519. The reversal of 10206313442515 is 51524431360201.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-10206313442515 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10206313442519) 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, 1020631344247 + ... + 1020631344256.

It is an arithmetic number, because the mean of its divisors is an integer number (3061894032756).

Almost surely, 2^{10206313442515} is an apocalyptic number.

10206313442515 is a deficient number, since it is larger than the sum of its proper divisors (2041262688509).

10206313442515 is an equidigital number, since it uses as much as digits as its factorization.

10206313442515 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2041262688508.

The product of its (nonzero) digits is 86400, while the sum is 37.

The spelling of 10206313442515 in words is "ten trillion, two hundred six billion, three hundred thirteen million, four hundred forty-two thousand, five hundred fifteen".