7389126648 has 48 divisors (see below), whose sum is σ = 20882319120. Its totient is φ = 2355952896.

The previous prime is 7389126637. The next prime is 7389126673. The reversal of 7389126648 is 8466219837.

It is a junction number, because it is equal to n+sod(n) for n = 7389126594 and 7389126603.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2229361 + ... + 2232672.

It is an arithmetic number, because the mean of its divisors is an integer number (435048315).

Almost surely, 2^7389126648 is an apocalyptic number.

It is an amenable number.

7389126648 is an abundant number, since it is smaller than the sum of its proper divisors (13493192472).

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

7389126648 is a wasteful number, since it uses less digits than its factorization.

7389126648 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4462068 (or 4462061 counting only the distinct ones).

The product of its digits is 3483648, while the sum is 54.

The square root of 7389126648 is about 85960.0293624892. The cubic root of 7389126648 is about 1947.7402398792.

The spelling of 7389126648 in words is "seven billion, three hundred eighty-nine million, one hundred twenty-six thousand, six hundred forty-eight".