10613432440 has 64 divisors (see below), whose sum is σ = 26027114400. Its totient is φ = 3871575552.

The previous prime is 10613432429. The next prime is 10613432449. The reversal of 10613432440 is 4423431601.

It is a super-2 number, since 2×10613432440² (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 10613432399 and 10613432408.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10613432449) 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, 79795 + ... + 166114.

Almost surely, 2^10613432440 is an apocalyptic number.

10613432440 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

10613432440 is an abundant number, since it is smaller than the sum of its proper divisors (15413681960).

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

10613432440 is a wasteful number, since it uses less digits than its factorization.

10613432440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 246016 (or 246012 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 28.

The spelling of 10613432440 in words is "ten billion, six hundred thirteen million, four hundred thirty-two thousand, four hundred forty".