245202145434 has 64 divisors (see below), whose sum is σ = 549272810880. Its totient is φ = 81078053760.

The previous prime is 245202145429. The next prime is 245202145469. The reversal of 245202145434 is 434541202542.

245202145434 is a `hidden beast` number, since 2 + 4 + 5 + 2 + 0 + 214 + 5 + 434 = 666.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 10737889 + ... + 10760699.

It is an arithmetic number, because the mean of its divisors is an integer number (8582387670).

Almost surely, 2^245202145434 is an apocalyptic number.

245202145434 is an abundant number, since it is smaller than the sum of its proper divisors (304070665446).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

245202145434 is a wasteful number, since it uses less digits than its factorization.

245202145434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24412 (or 24406 counting only the distinct ones).

The product of its (nonzero) digits is 153600, while the sum is 36.

Adding to 245202145434 its reverse (434541202542), we get a palindrome (679743347976).

The spelling of 245202145434 in words is "two hundred forty-five billion, two hundred two million, one hundred forty-five thousand, four hundred thirty-four".