422521024250 has 64 divisors (see below), whose sum is σ = 862065614592. Its totient is φ = 154128052800.

The previous prime is 422521024231. The next prime is 422521024253. The reversal of 422521024250 is 52420125224.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (422521024253) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 513422 + ... + 1052921.

It is an arithmetic number, because the mean of its divisors is an integer number (13469775228).

Almost surely, 2^422521024250 is an apocalyptic number.

422521024250 is an abundant number, since it is smaller than the sum of its proper divisors (439544590342).

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

422521024250 is a wasteful number, since it uses less digits than its factorization.

422521024250 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1566456 (or 1566446 counting only the distinct ones).

The product of its (nonzero) digits is 12800, while the sum is 29.

Adding to 422521024250 its reverse (52420125224), we get a palindrome (474941149474).

The spelling of 422521024250 in words is "four hundred twenty-two billion, five hundred twenty-one million, twenty-four thousand, two hundred fifty".