37845712947 has 8 divisors (see below), whose sum is σ = 57669657856. Its totient is φ = 21626121672.

The previous prime is 37845712921. The next prime is 37845712967. The reversal of 37845712947 is 74921754873.

37845712947 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 37845712947 - 2⁷ = 37845712819 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (37845712967) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 901088383 + ... + 901088424.

It is an arithmetic number, because the mean of its divisors is an integer number (7208707232).

Almost surely, 2^37845712947 is an apocalyptic number.

37845712947 is a deficient number, since it is larger than the sum of its proper divisors (19823944909).

37845712947 is a wasteful number, since it uses less digits than its factorization.

37845712947 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1802176817.

The product of its digits is 11854080, while the sum is 57.

The spelling of 37845712947 in words is "thirty-seven billion, eight hundred forty-five million, seven hundred twelve thousand, nine hundred forty-seven".