32237643470947 has 2 divisors, whose sum is σ = 32237643470948. Its totient is φ = 32237643470946.

The previous prime is 32237643470917. The next prime is 32237643471041. The reversal of 32237643470947 is 74907434673223.

It is a weak prime.

It is an emirp because it is prime and its reverse (74907434673223) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 32237643470947 - 2²³ = 32237635082339 is a prime.

It is a super-3 number, since 3×32237643470947³ (a number of 42 digits) contains 333 as substring.

It is not a weakly prime, because it can be changed into another prime (32237643470917) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16118821735473 + 16118821735474.

It is an arithmetic number, because the mean of its divisors is an integer number (16118821735474).

Almost surely, 2^{32237643470947} is an apocalyptic number.

32237643470947 is a deficient number, since it is larger than the sum of its proper divisors (1).

32237643470947 is an equidigital number, since it uses as much as digits as its factorization.

32237643470947 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 128024064, while the sum is 61.

The spelling of 32237643470947 in words is "thirty-two trillion, two hundred thirty-seven billion, six hundred forty-three million, four hundred seventy thousand, nine hundred forty-seven".