252450534404 has 6 divisors (see below), whose sum is σ = 441788435214. Its totient is φ = 126225267200.

The previous prime is 252450534397. The next prime is 252450534409. The reversal of 252450534404 is 404435054252.

It can be written as a sum of positive squares in only one way, i.e., 244037976004 + 8412558400 = 494002^2 + 91720^2 .

It is not an unprimeable number, because it can be changed into a prime (252450534409) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 31556316797 + ... + 31556316804.

It is an arithmetic number, because the mean of its divisors is an integer number (73631405869).

Almost surely, 2^252450534404 is an apocalyptic number.

It is an amenable number.

252450534404 is a deficient number, since it is larger than the sum of its proper divisors (189337900810).

252450534404 is a wasteful number, since it uses less digits than its factorization.

252450534404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 63112633605 (or 63112633603 counting only the distinct ones).

The product of its (nonzero) digits is 384000, while the sum is 38.

Adding to 252450534404 its reverse (404435054252), we get a palindrome (656885588656).

The spelling of 252450534404 in words is "two hundred fifty-two billion, four hundred fifty million, five hundred thirty-four thousand, four hundred four".