10432525640 has 64 divisors (see below), whose sum is σ = 23824886400. Its totient is φ = 4110779392.

The previous prime is 10432525639. The next prime is 10432525669. The reversal of 10432525640 is 4652523401.

It is a junction number, because it is equal to n+sod(n) for n = 10432525597 and 10432525606.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1187504 + ... + 1196256.

It is an arithmetic number, because the mean of its divisors is an integer number (372263850).

Almost surely, 2^10432525640 is an apocalyptic number.

10432525640 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 10432525640, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (11912443200).

10432525640 is an abundant number, since it is smaller than the sum of its proper divisors (13392360760).

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

10432525640 is a wasteful number, since it uses less digits than its factorization.

10432525640 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9206 (or 9202 counting only the distinct ones).

The product of its (nonzero) digits is 28800, while the sum is 32.

The spelling of 10432525640 in words is "ten billion, four hundred thirty-two million, five hundred twenty-five thousand, six hundred forty".