64266345462 has 144 divisors (see below), whose sum is σ = 148597839936. Its totient is φ = 18510676800.

The previous prime is 64266345421. The next prime is 64266345469. The reversal of 64266345462 is 26454366246.

It is a super-2 number, since 2×64266345462² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (64266345469) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 40907137 + ... + 40908707.

It is an arithmetic number, because the mean of its divisors is an integer number (1031929444).

Almost surely, 2^64266345462 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 64266345462, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (74298919968).

64266345462 is an abundant number, since it is smaller than the sum of its proper divisors (84331494474).

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

64266345462 is a wasteful number, since it uses less digits than its factorization.

64266345462 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1723 (or 1683 counting only the distinct ones).

The product of its digits is 4976640, while the sum is 48.

The spelling of 64266345462 in words is "sixty-four billion, two hundred sixty-six million, three hundred forty-five thousand, four hundred sixty-two".