32401862813 has 2 divisors, whose sum is σ = 32401862814. Its totient is φ = 32401862812.

The previous prime is 32401862803. The next prime is 32401862869. The reversal of 32401862813 is 31826810423.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 28941835129 + 3460027684 = 170123^2 + 58822^2 .

It is a cyclic number.

It is not a de Polignac number, because 32401862813 - 2³⁴ = 15221993629 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (32401862803) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16200931406 + 16200931407.

It is an arithmetic number, because the mean of its divisors is an integer number (16200931407).

Almost surely, 2^32401862813 is an apocalyptic number.

It is an amenable number.

32401862813 is a deficient number, since it is larger than the sum of its proper divisors (1).

32401862813 is an equidigital number, since it uses as much as digits as its factorization.

32401862813 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 55296, while the sum is 38.

The spelling of 32401862813 in words is "thirty-two billion, four hundred one million, eight hundred sixty-two thousand, eight hundred thirteen".