748549646945847 has 12 divisors (see below), whose sum is σ = 1081350088767520. Its totient is φ = 498981539573568.

The previous prime is 748549646945839. The next prime is 748549646945851.

748549646945847 is a `hidden beast` number, since 7 + 4 + 8 + 5 + 4 + 96 + 4 + 69 + 458 + 4 + 7 = 666.

748549646945847 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 748549646945847 - 2³ = 748549646945839 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (748549646945827) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4296440578 + ... + 4296614799.

Almost surely, 2^{748549646945847} is an apocalyptic number.

748549646945847 is a deficient number, since it is larger than the sum of its proper divisors (332800441821673).

748549646945847 is a wasteful number, since it uses less digits than its factorization.

748549646945847 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8593065062 (or 8593065059 counting only the distinct ones).

The product of its digits is 234101145600, while the sum is 90.

The spelling of 748549646945847 in words is "seven hundred forty-eight trillion, five hundred forty-nine billion, six hundred forty-six million, nine hundred forty-five thousand, eight hundred forty-seven".