32064421501 has 12 divisors (see below), whose sum is σ = 38209173660. Its totient is φ = 26813451840.

The previous prime is 32064421483. The next prime is 32064421547. The reversal of 32064421501 is 10512446023.

It can be written as a sum of positive squares in 2 ways, for example, as 17089025625 + 14975395876 = 130725^2 + 122374^2 .

It is not a de Polignac number, because 32064421501 - 2⁵ = 32064421469 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 32064421501.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (32064421801) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 7978186 + ... + 7982203.

It is an arithmetic number, because the mean of its divisors is an integer number (3184097805).

Almost surely, 2^32064421501 is an apocalyptic number.

It is an amenable number.

32064421501 is a deficient number, since it is larger than the sum of its proper divisors (6144752159).

32064421501 is a wasteful number, since it uses less digits than its factorization.

32064421501 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15960444 (or 15960437 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 28.

Adding to 32064421501 its reverse (10512446023), we get a palindrome (42576867524).

The spelling of 32064421501 in words is "thirty-two billion, sixty-four million, four hundred twenty-one thousand, five hundred one".