64822393000 has 32 divisors (see below), whose sum is σ = 151684401960. Its totient is φ = 25928956800.

The previous prime is 64822392991. The next prime is 64822393037. The reversal of 64822393000 is 39322846.

It can be written as a sum of positive squares in 4 ways, for example, as 3507719076 + 61314673924 = 59226^2 + 247618^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 32410197 + ... + 32412196.

Almost surely, 2^64822393000 is an apocalyptic number.

It is an amenable number.

64822393000 is an abundant number, since it is smaller than the sum of its proper divisors (86862008960).

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

64822393000 is a wasteful number, since it uses less digits than its factorization.

64822393000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 64822414 (or 64822400 counting only the distinct ones).

The product of its (nonzero) digits is 62208, while the sum is 37.

The spelling of 64822393000 in words is "sixty-four billion, eight hundred twenty-two million, three hundred ninety-three thousand".