10066620494 has 16 divisors (see below), whose sum is σ = 17258832000. Its totient is φ = 4313823864.

The previous prime is 10066620493. The next prime is 10066620523. The reversal of 10066620494 is 49402666001.

It is a happy number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10066620493) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 131057 + ... + 193155.

It is an arithmetic number, because the mean of its divisors is an integer number (1078677000).

Almost surely, 2^10066620494 is an apocalyptic number.

10066620494 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

10066620494 is a deficient number, since it is larger than the sum of its proper divisors (7192211506).

10066620494 is a wasteful number, since it uses less digits than its factorization.

10066620494 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 73687.

The product of its (nonzero) digits is 62208, while the sum is 38.

The spelling of 10066620494 in words is "ten billion, sixty-six million, six hundred twenty thousand, four hundred ninety-four".