64363236346 has 8 divisors (see below), whose sum is σ = 96546156084. Its totient is φ = 32181184320.

The previous prime is 64363236341. The next prime is 64363236407.

64363236346 is nontrivially palindromic in base 10.

It can be written as a sum of positive squares in 2 ways, for example, as 42646793121 + 21716443225 = 206511^2 + 147365^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 64363236296 and 64363236305.

It is not an unprimeable number, because it can be changed into a prime (64363236341) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 20476 + ... + 359368.

Almost surely, 2^64363236346 is an apocalyptic number.

64363236346 is a deficient number, since it is larger than the sum of its proper divisors (32182919738).

64363236346 is a wasteful number, since it uses less digits than its factorization.

64363236346 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 433856.

The product of its digits is 3359232, while the sum is 46.

The spelling of 64363236346 in words is "sixty-four billion, three hundred sixty-three million, two hundred thirty-six thousand, three hundred forty-six".