10309285494 has 24 divisors (see below), whose sum is σ = 22389858192. Its totient is φ = 3428263440.

The previous prime is 10309285489. The next prime is 10309285501. The reversal of 10309285494 is 49458290301.

10309285494 is a `hidden beast` number, since 10 + 3 + 0 + 92 + 8 + 549 + 4 = 666.

It is a congruent 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, 672634 + ... + 687789.

It is an arithmetic number, because the mean of its divisors is an integer number (932910758).

Almost surely, 2^10309285494 is an apocalyptic number.

10309285494 is an abundant number, since it is smaller than the sum of its proper divisors (12080572698).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

10309285494 is a wasteful number, since it uses less digits than its factorization.

10309285494 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1360852 (or 1360849 counting only the distinct ones).

The product of its (nonzero) digits is 311040, while the sum is 45.

The spelling of 10309285494 in words is "ten billion, three hundred nine million, two hundred eighty-five thousand, four hundred ninety-four".