10066620515 has 12 divisors (see below), whose sum is σ = 14052180816. Its totient is φ = 6902825328.

The previous prime is 10066620493. The next prime is 10066620523. The reversal of 10066620515 is 51502666001.

It is not a de Polignac number, because 10066620515 - 2⁸ = 10066620259 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 20543879 + ... + 20544368.

It is an arithmetic number, because the mean of its divisors is an integer number (1171015068).

Almost surely, 2^10066620515 is an apocalyptic number.

10066620515 is a deficient number, since it is larger than the sum of its proper divisors (3985560301).

10066620515 is an equidigital number, since it uses as much as digits as its factorization.

10066620515 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41088266 (or 41088259 counting only the distinct ones).

The product of its (nonzero) digits is 10800, while the sum is 32.

The spelling of 10066620515 in words is "ten billion, sixty-six million, six hundred twenty thousand, five hundred fifteen".