5145444434 has 48 divisors (see below), whose sum is σ = 8851266816. Its totient is φ = 2229638400.

The previous prime is 5145444419. The next prime is 5145444439. The reversal of 5145444434 is 4344445415.

It is not an unprimeable number, because it can be changed into a prime (5145444439) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 5191679 + ... + 5192669.

It is an arithmetic number, because the mean of its divisors is an integer number (184401392).

Almost surely, 2^5145444434 is an apocalyptic number.

5145444434 is a deficient number, since it is larger than the sum of its proper divisors (3705822382).

5145444434 is a wasteful number, since it uses less digits than its factorization.

5145444434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1731 (or 1714 counting only the distinct ones).

The product of its digits is 307200, while the sum is 38.

The square root of 5145444434 is about 71731.7533174814. The cubic root of 5145444434 is about 1726.3981589220.

Adding to 5145444434 its reverse (4344445415), we get a palindrome (9489889849).

The spelling of 5145444434 in words is "five billion, one hundred forty-five million, four hundred forty-four thousand, four hundred thirty-four".