64402224200 has 48 divisors (see below), whose sum is σ = 149938134000. Its totient is φ = 25725971520.

The previous prime is 64402224199. The next prime is 64402224203. The reversal of 64402224200 is 242220446.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 64402224200.

It is not an unprimeable number, because it can be changed into a prime (64402224203) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 70070 + ... + 365669.

It is an arithmetic number, because the mean of its divisors is an integer number (3123711125).

Almost surely, 2^64402224200 is an apocalyptic number.

It is an amenable number.

64402224200 is an abundant number, since it is smaller than the sum of its proper divisors (85535909800).

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

64402224200 is a wasteful number, since it uses less digits than its factorization.

64402224200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 436494 (or 436485 counting only the distinct ones).

The product of its (nonzero) digits is 6144, while the sum is 26.

Adding to 64402224200 its reverse (242220446), we get a palindrome (64644444646).

The spelling of 64402224200 in words is "sixty-four billion, four hundred two million, two hundred twenty-four thousand, two hundred".