32043237997 has 4 divisors (see below), whose sum is σ = 32044722336. Its totient is φ = 32041753660.

The previous prime is 32043237979. The next prime is 32043238021. The reversal of 32043237997 is 79973234023.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 79973234023 = 174959 ⋅457097.

It is a cyclic number.

It is not a de Polignac number, because 32043237997 - 2⁷ = 32043237869 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 32043237997.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (32043237937) 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, 709303 + ... + 753124.

It is an arithmetic number, because the mean of its divisors is an integer number (8011180584).

Almost surely, 2^32043237997 is an apocalyptic number.

It is an amenable number.

32043237997 is a deficient number, since it is larger than the sum of its proper divisors (1484339).

32043237997 is a wasteful number, since it uses less digits than its factorization.

32043237997 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1484338.

The product of its (nonzero) digits is 1714608, while the sum is 49.

The spelling of 32043237997 in words is "thirty-two billion, forty-three million, two hundred thirty-seven thousand, nine hundred ninety-seven".