32540065787 has 4 divisors (see below), whose sum is σ = 33954851280. Its totient is φ = 31125280296.

The previous prime is 32540065763. The next prime is 32540065799. The reversal of 32540065787 is 78756004523.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 78756004523 = 7 ⋅11250857789.

It is a cyclic number.

It is not a de Polignac number, because 32540065787 - 2⁸ = 32540065531 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (32540065087) 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, 707392712 + ... + 707392757.

It is an arithmetic number, because the mean of its divisors is an integer number (8488712820).

Almost surely, 2^32540065787 is an apocalyptic number.

32540065787 is a deficient number, since it is larger than the sum of its proper divisors (1414785493).

32540065787 is a wasteful number, since it uses less digits than its factorization.

32540065787 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1414785492.

The product of its (nonzero) digits is 1411200, while the sum is 47.

The spelling of 32540065787 in words is "thirty-two billion, five hundred forty million, sixty-five thousand, seven hundred eighty-seven".