32706540449 has 4 divisors (see below), whose sum is σ = 35679862320. Its totient is φ = 29733218580.

The previous prime is 32706540407. The next prime is 32706540469. The reversal of 32706540449 is 94404560723.

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: 94404560723 = 11 ⋅8582232793.

It is a cyclic number.

It is not a de Polignac number, because 32706540449 - 2²⁰ = 32705491873 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (32706540469) 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, 1486660919 + ... + 1486660940.

It is an arithmetic number, because the mean of its divisors is an integer number (8919965580).

Almost surely, 2^32706540449 is an apocalyptic number.

It is an amenable number.

32706540449 is a deficient number, since it is larger than the sum of its proper divisors (2973321871).

32706540449 is a wasteful number, since it uses less digits than its factorization.

32706540449 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2973321870.

The product of its (nonzero) digits is 725760, while the sum is 44.

The spelling of 32706540449 in words is "thirty-two billion, seven hundred six million, five hundred forty thousand, four hundred forty-nine".