4536137236 has 6 divisors (see below), whose sum is σ = 7938240170. Its totient is φ = 2268068616.

The previous prime is 4536137233. The next prime is 4536137299. The reversal of 4536137236 is 6327316354.

It can be written as a sum of positive squares in only one way, i.e., 3588728836 + 947408400 = 59906^2 + 30780^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4536137231) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 567017151 + ... + 567017158.

Almost surely, 2^4536137236 is an apocalyptic number.

It is an amenable number.

4536137236 is a deficient number, since it is larger than the sum of its proper divisors (3402102934).

4536137236 is a wasteful number, since it uses less digits than its factorization.

4536137236 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1134034313 (or 1134034311 counting only the distinct ones).

The product of its digits is 272160, while the sum is 40.

The square root of 4536137236 is about 67350.8517837748. The cubic root of 4536137236 is about 1655.3711998278.

The spelling of 4536137236 in words is "four billion, five hundred thirty-six million, one hundred thirty-seven thousand, two hundred thirty-six".