1664050549083 has 32 divisors (see below), whose sum is σ = 2408765915136. Its totient is φ = 1015737625728.

The previous prime is 1664050549027. The next prime is 1664050549129. The reversal of 1664050549083 is 3809450504661.

It is not a de Polignac number, because 1664050549083 - 2¹⁴ = 1664050532699 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1664050549013) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 23258241 + ... + 23329677.

It is an arithmetic number, because the mean of its divisors is an integer number (75273934848).

Almost surely, 2^{1664050549083} is an apocalyptic number.

1664050549083 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

1664050549083 is a deficient number, since it is larger than the sum of its proper divisors (744715366053).

1664050549083 is a wasteful number, since it uses less digits than its factorization.

1664050549083 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 76283.

The product of its (nonzero) digits is 3110400, while the sum is 51.

The spelling of 1664050549083 in words is "one trillion, six hundred sixty-four billion, fifty million, five hundred forty-nine thousand, eighty-three".