245225032321 has 8 divisors (see below), whose sum is σ = 255900199104. Its totient is φ = 234550966320.

The previous prime is 245225032319. The next prime is 245225032337. The reversal of 245225032321 is 123230522542.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 245225032321 - 2¹ = 245225032319 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (245225032301) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 197331 + ... + 727591.

It is an arithmetic number, because the mean of its divisors is an integer number (31987524888).

Almost surely, 2^245225032321 is an apocalyptic number.

It is an amenable number.

245225032321 is a deficient number, since it is larger than the sum of its proper divisors (10675166783).

245225032321 is a wasteful number, since it uses less digits than its factorization.

245225032321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 550391.

The product of its (nonzero) digits is 28800, while the sum is 31.

Adding to 245225032321 its reverse (123230522542), we get a palindrome (368455554863).

The spelling of 245225032321 in words is "two hundred forty-five billion, two hundred twenty-five million, thirty-two thousand, three hundred twenty-one".