10307664240 has 160 divisors (see below), whose sum is σ = 33269019456. Its totient is φ = 2637619200.

The previous prime is 10307664239. The next prime is 10307664287. The reversal of 10307664240 is 4246670301.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 640290 + ... + 656190.

Almost surely, 2^10307664240 is an apocalyptic number.

10307664240 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 10307664240, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (16634509728).

10307664240 is an abundant number, since it is smaller than the sum of its proper divisors (22961355216).

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

10307664240 is a wasteful number, since it uses less digits than its factorization.

10307664240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16027 (or 16021 counting only the distinct ones).

The product of its (nonzero) digits is 24192, while the sum is 33.

The spelling of 10307664240 in words is "ten billion, three hundred seven million, six hundred sixty-four thousand, two hundred forty".