32670689465 has 4 divisors (see below), whose sum is σ = 39204827364. Its totient is φ = 26136551568.

The previous prime is 32670689461. The next prime is 32670689489. The reversal of 32670689465 is 56498607623.

It is a happy number.

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

It can be written as a sum of positive squares in 2 ways, for example, as 13589963776 + 19080725689 = 116576^2 + 138133^2 .

It is a cyclic number.

It is not a de Polignac number, because 32670689465 - 2² = 32670689461 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 32670689465.

It is not an unprimeable number, because it can be changed into a prime (32670689461) 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, 3267068942 + ... + 3267068951.

It is an arithmetic number, because the mean of its divisors is an integer number (9801206841).

Almost surely, 2^32670689465 is an apocalyptic number.

It is an amenable number.

32670689465 is a deficient number, since it is larger than the sum of its proper divisors (6534137899).

32670689465 is an equidigital number, since it uses as much as digits as its factorization.

32670689465 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6534137898.

The product of its (nonzero) digits is 13063680, while the sum is 56.

The spelling of 32670689465 in words is "thirty-two billion, six hundred seventy million, six hundred eighty-nine thousand, four hundred sixty-five".