64100843203 has 2 divisors, whose sum is σ = 64100843204. Its totient is φ = 64100843202.

The previous prime is 64100843137. The next prime is 64100843243. The reversal of 64100843203 is 30234800146.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 64100843203 - 2²¹ = 64098746051 is a prime.

It is not a weakly prime, because it can be changed into another prime (64100843243) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 32050421601 + 32050421602.

It is an arithmetic number, because the mean of its divisors is an integer number (32050421602).

Almost surely, 2^64100843203 is an apocalyptic number.

64100843203 is a deficient number, since it is larger than the sum of its proper divisors (1).

64100843203 is an equidigital number, since it uses as much as digits as its factorization.

64100843203 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 13824, while the sum is 31.

The spelling of 64100843203 in words is "sixty-four billion, one hundred million, eight hundred forty-three thousand, two hundred three".