10326697920 has 336 divisors, whose sum is σ = 44285050368. Its totient is φ = 2145761280.

The previous prime is 10326697907. The next prime is 10326697933. The reversal of 10326697920 is 2979662301.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (10326697907) and next prime (10326697933).

It is a tau number, because it is divible by the number of its divisors (336).

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 198477 + ... + 245043.

Almost surely, 2^10326697920 is an apocalyptic number.

10326697920 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 10326697920, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (22142525184).

10326697920 is an abundant number, since it is smaller than the sum of its proper divisors (33958352448).

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

10326697920 is a wasteful number, since it uses less digits than its factorization.

10326697920 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46608 (or 46595 counting only the distinct ones).

The product of its (nonzero) digits is 244944, while the sum is 45.

The spelling of 10326697920 in words is "ten billion, three hundred twenty-six million, six hundred ninety-seven thousand, nine hundred twenty".