245542422152 has 16 divisors (see below), whose sum is σ = 466698782940. Its totient is φ = 121089413376.

The previous prime is 245542422119. The next prime is 245542422179. The reversal of 245542422152 is 251224245542.

It can be written as a sum of positive squares in 2 ways, for example, as 242806504516 + 2735917636 = 492754^2 + 52306^2 .

It is a super-2 number, since 2×245542422152² (a number of 24 digits) contains 22 as substring.

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, 210224093 + ... + 210225260.

Almost surely, 2^245542422152 is an apocalyptic number.

It is an amenable number.

245542422152 is a deficient number, since it is larger than the sum of its proper divisors (221156360788).

245542422152 is a wasteful number, since it uses less digits than its factorization.

245542422152 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 420449432 (or 420449428 counting only the distinct ones).

The product of its digits is 256000, while the sum is 38.

Adding to 245542422152 its reverse (251224245542), we get a palindrome (496766667694).

The spelling of 245542422152 in words is "two hundred forty-five billion, five hundred forty-two million, four hundred twenty-two thousand, one hundred fifty-two".