64263420202 has 8 divisors (see below), whose sum is σ = 96396300576. Its totient is φ = 32131320012.

The previous prime is 64263420173. The next prime is 64263420217. The reversal of 64263420202 is 20202436246.

It is a happy number.

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 100363 + ... + 372289.

It is an arithmetic number, because the mean of its divisors is an integer number (12049537572).

Almost surely, 2^64263420202 is an apocalyptic number.

64263420202 is a deficient number, since it is larger than the sum of its proper divisors (32132880374).

64263420202 is a wasteful number, since it uses less digits than its factorization.

64263420202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 390092.

The product of its (nonzero) digits is 27648, while the sum is 31.

Adding to 64263420202 its reverse (20202436246), we get a palindrome (84465856448).

The spelling of 64263420202 in words is "sixty-four billion, two hundred sixty-three million, four hundred twenty thousand, two hundred two".