10321735818 has 16 divisors (see below), whose sum is σ = 20645321760. Its totient is φ = 3440270256.

The previous prime is 10321735813. The next prime is 10321735819. The reversal of 10321735818 is 81853712301.

It is not an unprimeable number, because it can be changed into a prime (10321735813) 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, 1621 + ... + 143687.

It is an arithmetic number, because the mean of its divisors is an integer number (1290332610).

Almost surely, 2^10321735818 is an apocalyptic number.

10321735818 is an abundant number, since it is smaller than the sum of its proper divisors (10323585942).

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

10321735818 is a wasteful number, since it uses less digits than its factorization.

10321735818 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 154181.

The product of its (nonzero) digits is 40320, while the sum is 39.

The spelling of 10321735818 in words is "ten billion, three hundred twenty-one million, seven hundred thirty-five thousand, eight hundred eighteen".