1648963903023 has 8 divisors (see below), whose sum is σ = 2442909486000. Its totient is φ = 1099309268664.

The previous prime is 1648963903019. The next prime is 1648963903049. The reversal of 1648963903023 is 3203093698461.

1648963903023 is a `hidden beast` number, since 16 + 489 + 63 + 90 + 3 + 0 + 2 + 3 = 666.

It is not a de Polignac number, because 1648963903023 - 2² = 1648963903019 is a prime.

It is a super-3 number, since 3×1648963903023³ (a number of 38 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1648963903003) 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, 30536368548 + ... + 30536368601.

It is an arithmetic number, because the mean of its divisors is an integer number (305363685750).

Almost surely, 2^{1648963903023} is an apocalyptic number.

1648963903023 is a deficient number, since it is larger than the sum of its proper divisors (793945582977).

1648963903023 is an equidigital number, since it uses as much as digits as its factorization.

1648963903023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 61072737158 (or 61072737152 counting only the distinct ones).

The product of its (nonzero) digits is 5038848, while the sum is 54.

The spelling of 1648963903023 in words is "one trillion, six hundred forty-eight billion, nine hundred sixty-three million, nine hundred three thousand, twenty-three".