10500010601666 has 16 divisors (see below), whose sum is σ = 16149388415424. Its totient is φ = 5117382540144.

The previous prime is 10500010601627. The next prime is 10500010601671. The reversal of 10500010601666 is 66610601000501.

10500010601666 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×10500010601666² (a number of 27 digits) contains 22 as substring.

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, 125310425 + ... + 125394188.

It is an arithmetic number, because the mean of its divisors is an integer number (1009336775964).

Almost surely, 2^{10500010601666} is an apocalyptic number.

10500010601666 is a deficient number, since it is larger than the sum of its proper divisors (5649377813758).

10500010601666 is a wasteful number, since it uses less digits than its factorization.

10500010601666 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 250705145.

The product of its (nonzero) digits is 6480, while the sum is 32.

The spelling of 10500010601666 in words is "ten trillion, five hundred billion, ten million, six hundred one thousand, six hundred sixty-six".