445353504252 has 96 divisors (see below), whose sum is σ = 1168989433920. Its totient is φ = 131254824960.

The previous prime is 445353504199. The next prime is 445353504283. The reversal of 445353504252 is 252405353544.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 798399 + ... + 1236182.

It is an arithmetic number, because the mean of its divisors is an integer number (12176973270).

Almost surely, 2^445353504252 is an apocalyptic number.

It is an amenable number.

445353504252 is an abundant number, since it is smaller than the sum of its proper divisors (723635929668).

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

445353504252 is a wasteful number, since it uses less digits than its factorization.

445353504252 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2034671 (or 2034669 counting only the distinct ones).

The product of its (nonzero) digits is 1440000, while the sum is 42.

Adding to 445353504252 its reverse (252405353544), we get a palindrome (697758857796).

The spelling of 445353504252 in words is "four hundred forty-five billion, three hundred fifty-three million, five hundred four thousand, two hundred fifty-two".