7438544632 has 32 divisors (see below), whose sum is σ = 14558284800. Its totient is φ = 3556437984.

The previous prime is 7438544623. The next prime is 7438544651. The reversal of 7438544632 is 2364458347.

It is a Harshad number since it is a multiple of its sum of digits (46).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1035469 + ... + 1042627.

It is an arithmetic number, because the mean of its divisors is an integer number (454946400).

Almost surely, 2^7438544632 is an apocalyptic number.

It is an amenable number.

7438544632 is a deficient number, since it is larger than the sum of its proper divisors (7119740168).

7438544632 is a wasteful number, since it uses less digits than its factorization.

7438544632 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12835 (or 12831 counting only the distinct ones).

The product of its digits is 1935360, while the sum is 46.

The square root of 7438544632 is about 86246.9978144167. The cubic root of 7438544632 is about 1952.0727144988.

The spelling of 7438544632 in words is "seven billion, four hundred thirty-eight million, five hundred forty-four thousand, six hundred thirty-two".