1648996099650 has 72 divisors (see below), whose sum is σ = 4486382734080. Its totient is φ = 434166052320.

The previous prime is 1648996099609. The next prime is 1648996099651. The reversal of 1648996099650 is 569906998461.

1648996099650 is a `hidden beast` number, since 1 + 6 + 4 + 8 + 9 + 9 + 609 + 9 + 6 + 5 + 0 = 666.

It is not an unprimeable number, because it can be changed into a prime (1648996099651) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 23157082 + ... + 23228181.

Almost surely, 2^{1648996099650} is an apocalyptic number.

1648996099650 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1648996099650 is an abundant number, since it is smaller than the sum of its proper divisors (2837386634430).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1648996099650 is a wasteful number, since it uses less digits than its factorization.

1648996099650 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46385360 (or 46385352 counting only the distinct ones).

The product of its (nonzero) digits is 226748160, while the sum is 72.

The spelling of 1648996099650 in words is "one trillion, six hundred forty-eight billion, nine hundred ninety-six million, ninety-nine thousand, six hundred fifty".