4538146256 has 20 divisors (see below), whose sum is σ = 10048752672. Its totient is φ = 1944919776.

The previous prime is 4538146201. The next prime is 4538146259. The reversal of 4538146256 is 6526418354.

It is a Smith number, since the sum of its digits (44) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4538146259) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 20259470 + ... + 20259693.

Almost surely, 2^4538146256 is an apocalyptic number.

It is an amenable number.

4538146256 is an abundant number, since it is smaller than the sum of its proper divisors (5510606416).

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

4538146256 is a wasteful number, since it uses less digits than its factorization.

4538146256 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40519178 (or 40519172 counting only the distinct ones).

The product of its digits is 691200, while the sum is 44.

The square root of 4538146256 is about 67365.7647176962. The cubic root of 4538146256 is about 1655.6155474466.

The spelling of 4538146256 in words is "four billion, five hundred thirty-eight million, one hundred forty-six thousand, two hundred fifty-six".