32051245421 has 4 divisors (see below), whose sum is σ = 34516725852. Its totient is φ = 29585764992.

The previous prime is 32051245379. The next prime is 32051245427. The reversal of 32051245421 is 12454215023.

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 2546312521 + 29504932900 = 50461^2 + 171770^2 .

It is a cyclic number.

It is not a de Polignac number, because 32051245421 - 2²⁶ = 31984136557 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (32051245427) 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, 1232740196 + ... + 1232740221.

It is an arithmetic number, because the mean of its divisors is an integer number (8629181463).

Almost surely, 2^32051245421 is an apocalyptic number.

It is an amenable number.

32051245421 is a deficient number, since it is larger than the sum of its proper divisors (2465480431).

32051245421 is a wasteful number, since it uses less digits than its factorization.

32051245421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2465480430.

The product of its (nonzero) digits is 9600, while the sum is 29.

The spelling of 32051245421 in words is "thirty-two billion, fifty-one million, two hundred forty-five thousand, four hundred twenty-one".