47323538637 has 8 divisors (see below), whose sum is σ = 63100084704. Its totient is φ = 31548009168.

The previous prime is 47323538597. The next prime is 47323538651. The reversal of 47323538637 is 73683532374.

47323538637 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 47323538637 - 2⁶ = 47323538573 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 47323538637.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (47323538137) 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, 137938 + ... + 337155.

It is an arithmetic number, because the mean of its divisors is an integer number (7887510588).

Almost surely, 2^47323538637 is an apocalyptic number.

It is an amenable number.

47323538637 is a deficient number, since it is larger than the sum of its proper divisors (15776546067).

47323538637 is a wasteful number, since it uses less digits than its factorization.

47323538637 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 508299.

The product of its digits is 7620480, while the sum is 51.

The spelling of 47323538637 in words is "forty-seven billion, three hundred twenty-three million, five hundred thirty-eight thousand, six hundred thirty-seven".