32402368861 has 2 divisors, whose sum is σ = 32402368862. Its totient is φ = 32402368860.

The previous prime is 32402368763. The next prime is 32402368919. The reversal of 32402368861 is 16886320423.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 27228300100 + 5174068761 = 165010^2 + 71931^2 .

It is a cyclic number.

It is not a de Polignac number, because 32402368861 - 2¹⁵ = 32402336093 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (32402368261) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16201184430 + 16201184431.

It is an arithmetic number, because the mean of its divisors is an integer number (16201184431).

Almost surely, 2^32402368861 is an apocalyptic number.

It is an amenable number.

32402368861 is a deficient number, since it is larger than the sum of its proper divisors (1).

32402368861 is an equidigital number, since it uses as much as digits as its factorization.

32402368861 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 331776, while the sum is 43.

The spelling of 32402368861 in words is "thirty-two billion, four hundred two million, three hundred sixty-eight thousand, eight hundred sixty-one".