1940966975854 has 16 divisors (see below), whose sum is σ = 2966392062720. Its totient is φ = 952320353400.

The previous prime is 1940966975833. The next prime is 1940966975863. The reversal of 1940966975854 is 4585796690491.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 37657072 + ... + 37708579.

It is an arithmetic number, because the mean of its divisors is an integer number (185399503920).

Almost surely, 2^{1940966975854} is an apocalyptic number.

1940966975854 is a deficient number, since it is larger than the sum of its proper divisors (1025425086866).

1940966975854 is a wasteful number, since it uses less digits than its factorization.

1940966975854 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 75365895.

The product of its (nonzero) digits is 587865600, while the sum is 73.

The spelling of 1940966975854 in words is "one trillion, nine hundred forty billion, nine hundred sixty-six million, nine hundred seventy-five thousand, eight hundred fifty-four".