7425163647648 has 60 divisors (see below), whose sum is σ = 21837200040810. Its totient is φ = 2475054548352.

The previous prime is 7425163647617. The next prime is 7425163647653. The reversal of 7425163647648 is 8467463615247.

7425163647648 is a `hidden beast` number, since 7 + 4 + 2 + 516 + 3 + 6 + 4 + 76 + 48 = 666.

It can be written as a sum of positive squares in only one way, i.e., 6929677175184 + 495486472464 = 2632428^2 + 703908^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 1432320643 + ... + 1432325826.

Almost surely, 2^{7425163647648} is an apocalyptic number.

It is an amenable number.

7425163647648 is an abundant number, since it is smaller than the sum of its proper divisors (14412036393162).

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

7425163647648 is a wasteful number, since it uses less digits than its factorization.

7425163647648 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2864646491 (or 2864646474 counting only the distinct ones).

The product of its digits is 162570240, while the sum is 63.

The spelling of 7425163647648 in words is "seven trillion, four hundred twenty-five billion, one hundred sixty-three million, six hundred forty-seven thousand, six hundred forty-eight".