4537548438 has 64 divisors (see below), whose sum is σ = 9777024000. Its totient is φ = 1398818304.

The previous prime is 4537548437. The next prime is 4537548503. The reversal of 4537548438 is 8348457354.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (51).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4537548437) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1844053 + ... + 1846511.

It is an arithmetic number, because the mean of its divisors is an integer number (152766000).

Almost surely, 2^4537548438 is an apocalyptic number.

4537548438 is an abundant number, since it is smaller than the sum of its proper divisors (5239475562).

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

4537548438 is a wasteful number, since it uses less digits than its factorization.

4537548438 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2789.

The product of its digits is 6451200, while the sum is 51.

The square root of 4537548438 is about 67361.3274661359. The cubic root of 4537548438 is about 1655.5428452033.

The spelling of 4537548438 in words is "four billion, five hundred thirty-seven million, five hundred forty-eight thousand, four hundred thirty-eight".