245115300442 has 8 divisors (see below), whose sum is σ = 376640583732. Its totient is φ = 119568439200.

The previous prime is 245115300407. The next prime is 245115300457. The reversal of 245115300442 is 244003511542.

It can be written as a sum of positive squares in 2 ways, for example, as 243699208281 + 1416092161 = 493659^2 + 37631^2 .

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1494605409 + ... + 1494605572.

Almost surely, 2^245115300442 is an apocalyptic number.

245115300442 is a deficient number, since it is larger than the sum of its proper divisors (131525283290).

245115300442 is a wasteful number, since it uses less digits than its factorization.

245115300442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2989211024.

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

Adding to 245115300442 its reverse (244003511542), we get a palindrome (489118811984).

The spelling of 245115300442 in words is "two hundred forty-five billion, one hundred fifteen million, three hundred thousand, four hundred forty-two".