202225074464 has 72 divisors (see below), whose sum is σ = 463293008640. Its totient is φ = 86637672576.

The previous prime is 202225074463. The next prime is 202225074497. The reversal of 202225074464 is 464470522202.

It is not an unprimeable number, because it can be changed into a prime (202225074463) 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, 4806929 + ... + 4848815.

It is an arithmetic number, because the mean of its divisors is an integer number (6434625120).

Almost surely, 2^202225074464 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 202225074464, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (231646504320).

202225074464 is an abundant number, since it is smaller than the sum of its proper divisors (261067934176).

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

202225074464 is a wasteful number, since it uses less digits than its factorization.

202225074464 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44990 (or 44975 counting only the distinct ones).

The product of its (nonzero) digits is 215040, while the sum is 38.

Adding to 202225074464 its reverse (464470522202), we get a palindrome (666695596666).

The spelling of 202225074464 in words is "two hundred two billion, two hundred twenty-five million, seventy-four thousand, four hundred sixty-four".