1648512180992 has 18 divisors (see below), whose sum is σ = 3290584861788. Its totient is φ = 824256090368.

The previous prime is 1648512180949. The next prime is 1648512181007. The reversal of 1648512180992 is 2990812158461.

It is a super-2 number, since 2×1648512180992² (a number of 25 digits) contains 22 as substring.

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 3219750098 + ... + 3219750609.

Almost surely, 2^{1648512180992} is an apocalyptic number.

It is an amenable number.

1648512180992 is a deficient number, since it is larger than the sum of its proper divisors (1642072680796).

1648512180992 is an frugal number, since it uses more digits than its factorization.

1648512180992 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6439500723 (or 6439500709 counting only the distinct ones).

The product of its (nonzero) digits is 2488320, while the sum is 56.

The spelling of 1648512180992 in words is "one trillion, six hundred forty-eight billion, five hundred twelve million, one hundred eighty thousand, nine hundred ninety-two".