10326564321 has 16 divisors (see below), whose sum is σ = 14153320704. Its totient is φ = 6692419584.

The previous prime is 10326564319. The next prime is 10326564373. The reversal of 10326564321 is 12346562301.

It is not a de Polignac number, because 10326564321 - 2¹ = 10326564319 is a prime.

It is not an unprimeable number, because it can be changed into a prime (10326562321) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 87640 + ... + 168326.

It is an arithmetic number, because the mean of its divisors is an integer number (884582544).

Almost surely, 2^10326564321 is an apocalyptic number.

It is an amenable number.

10326564321 is a deficient number, since it is larger than the sum of its proper divisors (3826756383).

10326564321 is a wasteful number, since it uses less digits than its factorization.

10326564321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 81880.

The product of its (nonzero) digits is 25920, while the sum is 33.

The spelling of 10326564321 in words is "ten billion, three hundred twenty-six million, five hundred sixty-four thousand, three hundred twenty-one".