10206620643215 has 8 divisors (see below), whose sum is σ = 12508539341760. Its totient is φ = 7991566801312.

The previous prime is 10206620643181. The next prime is 10206620643259. The reversal of 10206620643215 is 51234602660201.

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

It is a cyclic number.

It is not a de Polignac number, because 10206620643215 - 2¹⁰ = 10206620642191 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 21716213900 + ... + 21716214369.

It is an arithmetic number, because the mean of its divisors is an integer number (1563567417720).

Almost surely, 2^{10206620643215} is an apocalyptic number.

10206620643215 is a deficient number, since it is larger than the sum of its proper divisors (2301918698545).

10206620643215 is an equidigital number, since it uses as much as digits as its factorization.

10206620643215 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43432428321.

The product of its (nonzero) digits is 103680, while the sum is 38.

The spelling of 10206620643215 in words is "ten trillion, two hundred six billion, six hundred twenty million, six hundred forty-three thousand, two hundred fifteen".