245451021232 has 40 divisors (see below), whose sum is σ = 486335903760. Its totient is φ = 119962202880.

The previous prime is 245451021217. The next prime is 245451021247. The reversal of 245451021232 is 232120154542.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (245451021217) and next prime (245451021247).

It is a junction number, because it is equal to n+sod(n) for n = 245451021194 and 245451021203.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 309894 + ... + 766117.

It is an arithmetic number, because the mean of its divisors is an integer number (12158397594).

Almost surely, 2^245451021232 is an apocalyptic number.

It is an amenable number.

245451021232 is a deficient number, since it is larger than the sum of its proper divisors (240884882528).

245451021232 is a wasteful number, since it uses less digits than its factorization.

245451021232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1076341 (or 1076335 counting only the distinct ones).

The product of its (nonzero) digits is 19200, while the sum is 31.

Adding to 245451021232 its reverse (232120154542), we get a palindrome (477571175774).

It can be divided in two parts, 2454510 and 21232, that added together give a palindrome (2475742).

The spelling of 245451021232 in words is "two hundred forty-five billion, four hundred fifty-one million, twenty-one thousand, two hundred thirty-two".