32569961401 has 2 divisors, whose sum is σ = 32569961402. Its totient is φ = 32569961400.

The previous prime is 32569961387. The next prime is 32569961453. The reversal of 32569961401 is 10416996523.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 28814723001 + 3755238400 = 169749^2 + 61280^2 .

It is a cyclic number.

It is not a de Polignac number, because 32569961401 - 2²³ = 32561572793 is a prime.

It is not a weakly prime, because it can be changed into another prime (32569961471) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16284980700 + 16284980701.

It is an arithmetic number, because the mean of its divisors is an integer number (16284980701).

Almost surely, 2^32569961401 is an apocalyptic number.

It is an amenable number.

32569961401 is a deficient number, since it is larger than the sum of its proper divisors (1).

32569961401 is an equidigital number, since it uses as much as digits as its factorization.

32569961401 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 349920, while the sum is 46.

The spelling of 32569961401 in words is "thirty-two billion, five hundred sixty-nine million, nine hundred sixty-one thousand, four hundred one".