32667864481 has 4 divisors (see below), whose sum is σ = 37334702272. Its totient is φ = 28001026692.

The previous prime is 32667864461. The next prime is 32667864517. The reversal of 32667864481 is 18446876623.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 32667864481 - 2⁷ = 32667864353 is a prime.

It is a super-2 number, since 2×32667864481² (a number of 22 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (32667864401) 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, 2333418885 + ... + 2333418898.

It is an arithmetic number, because the mean of its divisors is an integer number (9333675568).

Almost surely, 2^32667864481 is an apocalyptic number.

It is an amenable number.

32667864481 is a deficient number, since it is larger than the sum of its proper divisors (4666837791).

32667864481 is an equidigital number, since it uses as much as digits as its factorization.

32667864481 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4666837790.

The product of its digits is 9289728, while the sum is 55.

The spelling of 32667864481 in words is "thirty-two billion, six hundred sixty-seven million, eight hundred sixty-four thousand, four hundred eighty-one".