1874794824949 has 2 divisors, whose sum is σ = 1874794824950. Its totient is φ = 1874794824948.

The previous prime is 1874794824943. The next prime is 1874794824953. The reversal of 1874794824949 is 9494284974781.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1199283433924 + 675511391025 = 1095118^2 + 821895^2 .

It is a cyclic number.

It is not a de Polignac number, because 1874794824949 - 2³⁷ = 1737355871477 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1874794824943) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 937397412474 + 937397412475.

It is an arithmetic number, because the mean of its divisors is an integer number (937397412475).

Almost surely, 2^{1874794824949} is an apocalyptic number.

It is an amenable number.

1874794824949 is a deficient number, since it is larger than the sum of its proper divisors (1).

1874794824949 is an equidigital number, since it uses as much as digits as its factorization.

1874794824949 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1170505728, while the sum is 76.

The spelling of 1874794824949 in words is "one trillion, eight hundred seventy-four billion, seven hundred ninety-four million, eight hundred twenty-four thousand, nine hundred forty-nine".