4537865387223 has 48 divisors (see below), whose sum is σ = 7611237641280. Its totient is φ = 2551636795392.

The previous prime is 4537865387161. The next prime is 4537865387243. The reversal of 4537865387223 is 3227835687354.

4537865387223 is a `hidden beast` number, since 4 + 5 + 3 + 7 + 8 + 6 + 538 + 72 + 23 = 666.

It is not a de Polignac number, because 4537865387223 - 2²² = 4537861192919 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (63).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4537865387243) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 851983 + ... + 3130751.

It is an arithmetic number, because the mean of its divisors is an integer number (158567450860).

Almost surely, 2^{4537865387223} is an apocalyptic number.

4537865387223 is a deficient number, since it is larger than the sum of its proper divisors (3073372254057).

4537865387223 is a wasteful number, since it uses less digits than its factorization.

4537865387223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2279288 (or 2279285 counting only the distinct ones).

The product of its digits is 203212800, while the sum is 63.

The spelling of 4537865387223 in words is "four trillion, five hundred thirty-seven billion, eight hundred sixty-five million, three hundred eighty-seven thousand, two hundred twenty-three".