4537144394 has 16 divisors (see below), whose sum is σ = 6967023840. Its totient is φ = 2215209360.

The previous prime is 4537144393. The next prime is 4537144411. The reversal of 4537144394 is 4934417354.

It is not an unprimeable number, because it can be changed into a prime (4537144393) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 79064 + ... + 123795.

It is an arithmetic number, because the mean of its divisors is an integer number (435438990).

Almost surely, 2^4537144394 is an apocalyptic number.

4537144394 is a deficient number, since it is larger than the sum of its proper divisors (2429879446).

4537144394 is a wasteful number, since it uses less digits than its factorization.

4537144394 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 203125.

The product of its digits is 725760, while the sum is 44.

The square root of 4537144394 is about 67358.3283195181. The cubic root of 4537144394 is about 1655.4937047172.

The spelling of 4537144394 in words is "four billion, five hundred thirty-seven million, one hundred forty-four thousand, three hundred ninety-four".