1874455729494 has 32 divisors (see below), whose sum is σ = 3850810851840. Its totient is φ = 607840409952.

The previous prime is 1874455729493. The next prime is 1874455729499. The reversal of 1874455729494 is 4949275544781.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1874455729493) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 858237 + ... + 2117895.

It is an arithmetic number, because the mean of its divisors is an integer number (120337839120).

Almost surely, 2^{1874455729494} is an apocalyptic number.

1874455729494 is an abundant number, since it is smaller than the sum of its proper divisors (1976355122346).

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

1874455729494 is a wasteful number, since it uses less digits than its factorization.

1874455729494 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1266404.

The product of its digits is 406425600, while the sum is 69.

The spelling of 1874455729494 in words is "one trillion, eight hundred seventy-four billion, four hundred fifty-five million, seven hundred twenty-nine thousand, four hundred ninety-four".