32274532421 has 2 divisors, whose sum is σ = 32274532422. Its totient is φ = 32274532420.

The previous prime is 32274532417. The next prime is 32274532447. The reversal of 32274532421 is 12423547223.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 26027368900 + 6247163521 = 161330^2 + 79039^2 .

It is a cyclic number.

It is not a de Polignac number, because 32274532421 - 2² = 32274532417 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (32274532621) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16137266210 + 16137266211.

It is an arithmetic number, because the mean of its divisors is an integer number (16137266211).

Almost surely, 2^32274532421 is an apocalyptic number.

It is an amenable number.

32274532421 is a deficient number, since it is larger than the sum of its proper divisors (1).

32274532421 is an equidigital number, since it uses as much as digits as its factorization.

32274532421 is an evil number, because the sum of its binary digits is even.

The product of its digits is 80640, while the sum is 35.

The spelling of 32274532421 in words is "thirty-two billion, two hundred seventy-four million, five hundred thirty-two thousand, four hundred twenty-one".