16732040431 has 4 divisors (see below), whose sum is σ = 16754320864. Its totient is φ = 16709760000.

The previous prime is 16732040393. The next prime is 16732040443. The reversal of 16732040431 is 13404023761.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 16732040431 - 2²⁹ = 16195169519 is a prime.

It is a super-2 number, since 2×16732040431² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 16732040393 and 16732040402.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16732040461) 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, 11139090 + ... + 11140591.

It is an arithmetic number, because the mean of its divisors is an integer number (4188580216).

Almost surely, 2^16732040431 is an apocalyptic number.

16732040431 is a deficient number, since it is larger than the sum of its proper divisors (22280433).

16732040431 is an equidigital number, since it uses as much as digits as its factorization.

16732040431 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22280432.

The product of its (nonzero) digits is 12096, while the sum is 31.

The spelling of 16732040431 in words is "sixteen billion, seven hundred thirty-two million, forty thousand, four hundred thirty-one".