32054631591 has 4 divisors (see below), whose sum is σ = 42739508792. Its totient is φ = 21369754392.

The previous prime is 32054631577. The next prime is 32054631599. The reversal of 32054631591 is 19513645023.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 19513645023 = 3 ⋅6504548341.

It is not a de Polignac number, because 32054631591 - 2⁶ = 32054631527 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (32054631599) 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, 5342438596 + ... + 5342438601.

It is an arithmetic number, because the mean of its divisors is an integer number (10684877198).

Almost surely, 2^32054631591 is an apocalyptic number.

32054631591 is a deficient number, since it is larger than the sum of its proper divisors (10684877201).

32054631591 is a wasteful number, since it uses less digits than its factorization.

32054631591 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10684877200.

The product of its (nonzero) digits is 97200, while the sum is 39.

The spelling of 32054631591 in words is "thirty-two billion, fifty-four million, six hundred thirty-one thousand, five hundred ninety-one".