748672638441 has 16 divisors (see below), whose sum is σ = 1228590996864. Its totient is φ = 394904248704.

The previous prime is 748672638437. The next prime is 748672638443. The reversal of 748672638441 is 144836276847.

It is not a de Polignac number, because 748672638441 - 2² = 748672638437 is a prime.

It is not an unprimeable number, because it can be changed into a prime (748672638443) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1371195036 + ... + 1371195581.

It is an arithmetic number, because the mean of its divisors is an integer number (76786937304).

Almost surely, 2^748672638441 is an apocalyptic number.

It is an amenable number.

748672638441 is a deficient number, since it is larger than the sum of its proper divisors (479918358423).

748672638441 is a wasteful number, since it uses less digits than its factorization.

748672638441 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2742390640.

The product of its digits is 43352064, while the sum is 60.

The spelling of 748672638441 in words is "seven hundred forty-eight billion, six hundred seventy-two million, six hundred thirty-eight thousand, four hundred forty-one".