1650673175649 has 16 divisors (see below), whose sum is σ = 2340031700160. Its totient is φ = 1031418915840.

The previous prime is 1650673175603. The next prime is 1650673175651. The reversal of 1650673175649 is 9465713760561.

It is not a de Polignac number, because 1650673175649 - 2¹¹ = 1650673173601 is a prime.

It is a super-4 number, since 4×1650673175649⁴ (a number of 50 digits) contains 4444 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1650673175592 and 1650673175601.

It is not an unprimeable number, because it can be changed into a prime (1650673175699) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 67137379 + ... + 67161960.

It is an arithmetic number, because the mean of its divisors is an integer number (146251981260).

Almost surely, 2^{1650673175649} is an apocalyptic number.

It is an amenable number.

1650673175649 is a deficient number, since it is larger than the sum of its proper divisors (689358524511).

1650673175649 is a wasteful number, since it uses less digits than its factorization.

1650673175649 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 134299600.

The product of its (nonzero) digits is 28576800, while the sum is 60.

The spelling of 1650673175649 in words is "one trillion, six hundred fifty billion, six hundred seventy-three million, one hundred seventy-five thousand, six hundred forty-nine".