64226662260 has 48 divisors (see below), whose sum is σ = 181515370176. Its totient is φ = 16967041792.

The previous prime is 64226662249. The next prime is 64226662261. The reversal of 64226662260 is 6226662246.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (64226662261) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4995657 + ... + 5008496.

It is an arithmetic number, because the mean of its divisors is an integer number (3781570212).

Almost surely, 2^64226662260 is an apocalyptic number.

64226662260 is a gapful number since it is divisible by the number (60) formed by its first and last digit.

It is an amenable number.

64226662260 is an abundant number, since it is smaller than the sum of its proper divisors (117288707916).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

64226662260 is a wasteful number, since it uses less digits than its factorization.

64226662260 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10004272 (or 10004270 counting only the distinct ones).

The product of its (nonzero) digits is 497664, while the sum is 42.

The spelling of 64226662260 in words is "sixty-four billion, two hundred twenty-six million, six hundred sixty-two thousand, two hundred sixty".