32497728743 has 2 divisors, whose sum is σ = 32497728744. Its totient is φ = 32497728742.

The previous prime is 32497728671. The next prime is 32497728821. The reversal of 32497728743 is 34782779423.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 32497728743 - 2²² = 32493534439 is a prime.

It is a super-2 number, since 2×32497728743² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (32497721743) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16248864371 + 16248864372.

It is an arithmetic number, because the mean of its divisors is an integer number (16248864372).

Almost surely, 2^32497728743 is an apocalyptic number.

32497728743 is a deficient number, since it is larger than the sum of its proper divisors (1).

32497728743 is an equidigital number, since it uses as much as digits as its factorization.

32497728743 is an evil number, because the sum of its binary digits is even.

The product of its digits is 14224896, while the sum is 56.

The spelling of 32497728743 in words is "thirty-two billion, four hundred ninety-seven million, seven hundred twenty-eight thousand, seven hundred forty-three".