648043094131 has 8 divisors (see below), whose sum is σ = 652834530000. Its totient is φ = 643252545408.

The previous prime is 648043094117. The next prime is 648043094161. The reversal of 648043094131 is 131490340846.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 648043094131 - 2⁷ = 648043094003 is a prime.

It is a super-2 number, since 2×648043094131² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (648043094161) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1282120 + ... + 1714618.

It is an arithmetic number, because the mean of its divisors is an integer number (81604316250).

Almost surely, 2^648043094131 is an apocalyptic number.

648043094131 is a deficient number, since it is larger than the sum of its proper divisors (4791435869).

648043094131 is a wasteful number, since it uses less digits than its factorization.

648043094131 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 443573.

The product of its (nonzero) digits is 248832, while the sum is 43.

The spelling of 648043094131 in words is "six hundred forty-eight billion, forty-three million, ninety-four thousand, one hundred thirty-one".