32625629809 has 4 divisors (see below), whose sum is σ = 34342768240. Its totient is φ = 30908491380.

The previous prime is 32625629797. The next prime is 32625629819. The reversal of 32625629809 is 90892652623.

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 a de Polignac number, because none of the positive numbers 2^k-32625629809 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (32625629819) 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, 858569187 + ... + 858569224.

It is an arithmetic number, because the mean of its divisors is an integer number (8585692060).

Almost surely, 2^32625629809 is an apocalyptic number.

It is an amenable number.

32625629809 is a deficient number, since it is larger than the sum of its proper divisors (1717138431).

32625629809 is a wasteful number, since it uses less digits than its factorization.

32625629809 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1717138430.

The product of its (nonzero) digits is 2799360, while the sum is 52.

The spelling of 32625629809 in words is "thirty-two billion, six hundred twenty-five million, six hundred twenty-nine thousand, eight hundred nine".