1873730040357 has 16 divisors (see below), whose sum is σ = 2855245015040. Its totient is φ = 1070688879792.

The previous prime is 1873730040269. The next prime is 1873730040367. The reversal of 1873730040357 is 7530400373781.

It is a happy number.

It is not a de Polignac number, because 1873730040357 - 2²⁰ = 1873728991781 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1873730040367) 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, 1185648 + ... + 2270070.

It is an arithmetic number, because the mean of its divisors is an integer number (178452813440).

Almost surely, 2^{1873730040357} is an apocalyptic number.

It is an amenable number.

1873730040357 is a deficient number, since it is larger than the sum of its proper divisors (981514974683).

1873730040357 is a wasteful number, since it uses less digits than its factorization.

1873730040357 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1166712.

The product of its (nonzero) digits is 1481760, while the sum is 48.

The spelling of 1873730040357 in words is "one trillion, eight hundred seventy-three billion, seven hundred thirty million, forty thousand, three hundred fifty-seven".