450251323230 has 32 divisors (see below), whose sum is σ = 1080621051264. Its totient is φ = 120065033376.

The previous prime is 450251323219. The next prime is 450251323279. The reversal of 450251323230 is 32323152054.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3051129 + ... + 3195291.

It is an arithmetic number, because the mean of its divisors is an integer number (33769407852).

Almost surely, 2^450251323230 is an apocalyptic number.

450251323230 is an abundant number, since it is smaller than the sum of its proper divisors (630369728034).

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

450251323230 is a wasteful number, since it uses less digits than its factorization.

450251323230 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 248280.

The product of its (nonzero) digits is 21600, while the sum is 30.

Adding to 450251323230 its reverse (32323152054), we get a palindrome (482574475284).

The spelling of 450251323230 in words is "four hundred fifty billion, two hundred fifty-one million, three hundred twenty-three thousand, two hundred thirty".