64355703023 has 2 divisors, whose sum is σ = 64355703024. Its totient is φ = 64355703022.

The previous prime is 64355702969. The next prime is 64355703037. The reversal of 64355703023 is 32030755346.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 64355703023 - 2¹⁰ = 64355701999 is a prime.

It is a super-3 number, since 3×64355703023³ (a number of 33 digits) contains 333 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (64355703823) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 32177851511 + 32177851512.

It is an arithmetic number, because the mean of its divisors is an integer number (32177851512).

Almost surely, 2^64355703023 is an apocalyptic number.

64355703023 is a deficient number, since it is larger than the sum of its proper divisors (1).

64355703023 is an equidigital number, since it uses as much as digits as its factorization.

64355703023 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 226800, while the sum is 38.

The spelling of 64355703023 in words is "sixty-four billion, three hundred fifty-five million, seven hundred three thousand, twenty-three".