245253161024 has 14 divisors (see below), whose sum is σ = 486674241534. Its totient is φ = 122626580480.

The previous prime is 245253161009. The next prime is 245253161029. The reversal of 245253161024 is 420161352542.

It can be written as a sum of positive squares in only one way, i.e., 228071194624 + 17181966400 = 477568^2 + 131080^2 .

It is a super-2 number, since 2×245253161024² (a number of 24 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (245253161029) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1916040257 + ... + 1916040384.

Almost surely, 2^245253161024 is an apocalyptic number.

It is an amenable number.

245253161024 is a deficient number, since it is larger than the sum of its proper divisors (241421080510).

245253161024 is an equidigital number, since it uses as much as digits as its factorization.

245253161024 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3832080653 (or 3832080643 counting only the distinct ones).

The product of its (nonzero) digits is 57600, while the sum is 35.

The spelling of 245253161024 in words is "two hundred forty-five billion, two hundred fifty-three million, one hundred sixty-one thousand, twenty-four".