32140069746 has 64 divisors (see below), whose sum is σ = 68726102400. Its totient is φ = 10019801088.

The previous prime is 32140069739. The next prime is 32140069747. The reversal of 32140069746 is 64796004123.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 32140069698 and 32140069707.

It is not an unprimeable number, because it can be changed into a prime (32140069747) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 4801570 + ... + 4808258.

It is an arithmetic number, because the mean of its divisors is an integer number (1073845350).

Almost surely, 2^32140069746 is an apocalyptic number.

32140069746 is an abundant number, since it is smaller than the sum of its proper divisors (36586032654).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

32140069746 is a wasteful number, since it uses less digits than its factorization.

32140069746 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6908 (or 6874 counting only the distinct ones).

The product of its (nonzero) digits is 217728, while the sum is 42.

The spelling of 32140069746 in words is "thirty-two billion, one hundred forty million, sixty-nine thousand, seven hundred forty-six".