7543281632 has 48 divisors (see below), whose sum is σ = 15082835040. Its totient is φ = 3713152512.

The previous prime is 7543281619. The next prime is 7543281653. The reversal of 7543281632 is 2361823457.

It is a self number, because there is not a number n which added to its sum of digits gives 7543281632.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 563594 + ... + 576822.

It is an arithmetic number, because the mean of its divisors is an integer number (314225730).

Almost surely, 2^7543281632 is an apocalyptic number.

It is an amenable number.

7543281632 is a deficient number, since it is larger than the sum of its proper divisors (7539553408).

7543281632 is a wasteful number, since it uses less digits than its factorization.

7543281632 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13515 (or 13507 counting only the distinct ones).

The product of its digits is 241920, while the sum is 41.

The square root of 7543281632 is about 86852.0675171294. The cubic root of 7543281632 is about 1961.1919752164.

The spelling of 7543281632 in words is "seven billion, five hundred forty-three million, two hundred eighty-one thousand, six hundred thirty-two".