10321630016 has 28 divisors (see below), whose sum is σ = 20762569092. Its totient is φ = 5090116608.

The previous prime is 10321629971. The next prime is 10321630027. The reversal of 10321630016 is 61003612301.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 2629638400 + 7691991616 = 51280^2 + 87704^2 .

It is a junction number, because it is equal to n+sod(n) for n = 10321629973 and 10321630000.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1099955 + ... + 1109298.

Almost surely, 2^10321630016 is an apocalyptic number.

10321630016 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

10321630016 is an abundant number, since it is smaller than the sum of its proper divisors (10440939076).

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

10321630016 is an equidigital number, since it uses as much as digits as its factorization.

10321630016 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2209338 (or 2209328 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 23.

The spelling of 10321630016 in words is "ten billion, three hundred twenty-one million, six hundred thirty thousand, sixteen".