32015421441 has 24 divisors (see below), whose sum is σ = 46895826120. Its totient is φ = 21043224576.

The previous prime is 32015421301. The next prime is 32015421443. The reversal of 32015421441 is 14412451023.

It can be written as a sum of positive squares in 4 ways, for example, as 22351745025 + 9663676416 = 149505^2 + 98304^2 .

It is not a de Polignac number, because 32015421441 - 2¹⁵ = 32015388673 is a prime.

It is not an unprimeable number, because it can be changed into a prime (32015421443) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2074345 + ... + 2089721.

It is an arithmetic number, because the mean of its divisors is an integer number (1953992755).

Almost surely, 2^32015421441 is an apocalyptic number.

It is an amenable number.

32015421441 is a deficient number, since it is larger than the sum of its proper divisors (14880404679).

32015421441 is a wasteful number, since it uses less digits than its factorization.

32015421441 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18625 (or 18622 counting only the distinct ones).

The product of its (nonzero) digits is 3840, while the sum is 27.

Adding to 32015421441 its reverse (14412451023), we get a palindrome (46427872464).

The spelling of 32015421441 in words is "thirty-two billion, fifteen million, four hundred twenty-one thousand, four hundred forty-one".