39491472383 has 4 divisors (see below), whose sum is σ = 43081606248. Its totient is φ = 35901338520.

The previous prime is 39491472373. The next prime is 39491472403. The reversal of 39491472383 is 38327419493.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 39491472383 - 2²⁴ = 39474695167 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 (39491472323) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1795066916 + ... + 1795066937.

It is an arithmetic number, because the mean of its divisors is an integer number (10770401562).

Almost surely, 2^39491472383 is an apocalyptic number.

39491472383 is a deficient number, since it is larger than the sum of its proper divisors (3590133865).

39491472383 is a wasteful number, since it uses less digits than its factorization.

39491472383 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3590133864.

The product of its digits is 3919104, while the sum is 53.

The spelling of 39491472383 in words is "thirty-nine billion, four hundred ninety-one million, four hundred seventy-two thousand, three hundred eighty-three".