4636573542 has 64 divisors (see below), whose sum is σ = 10786728960. Its totient is φ = 1473481152.

The previous prime is 4636573483. The next prime is 4636573549. The reversal of 4636573542 is 2453756364.

4636573542 is a `hidden beast` number, since 4 + 6 + 36 + 5 + 73 + 542 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4636573549) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 382783 + ... + 394709.

It is an arithmetic number, because the mean of its divisors is an integer number (168542640).

Almost surely, 2^4636573542 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4636573542, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5393364480).

4636573542 is an abundant number, since it is smaller than the sum of its proper divisors (6150155418).

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

4636573542 is a wasteful number, since it uses less digits than its factorization.

4636573542 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12274 (or 12268 counting only the distinct ones).

The product of its digits is 1814400, while the sum is 45.

The square root of 4636573542 is about 68092.3897509847. The cubic root of 4636573542 is about 1667.4995198951.

The spelling of 4636573542 in words is "four billion, six hundred thirty-six million, five hundred seventy-three thousand, five hundred forty-two".