10543632040 has 16 divisors (see below), whose sum is σ = 23723172180. Its totient is φ = 4217452800.

The previous prime is 10543632023. The next prime is 10543632041. The reversal of 10543632040 is 4023634501.

It can be written as a sum of positive squares in 2 ways, for example, as 9007148836 + 1536483204 = 94906^2 + 39198^2 .

It is a super-2 number, since 2×10543632040² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (10543632041) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 131795361 + ... + 131795440.

Almost surely, 2^10543632040 is an apocalyptic number.

10543632040 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

10543632040 is an abundant number, since it is smaller than the sum of its proper divisors (13179540140).

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

10543632040 is a wasteful number, since it uses less digits than its factorization.

10543632040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 263590812 (or 263590808 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 28.

The spelling of 10543632040 in words is "ten billion, five hundred forty-three million, six hundred thirty-two thousand, forty".