1813686790234 has 32 divisors (see below), whose sum is σ = 3124158105600. Its totient is φ = 780987374640.

The previous prime is 1813686790219. The next prime is 1813686790249. The reversal of 1813686790234 is 4320976863181.

It is an interprime number because it is at equal distance from previous prime (1813686790219) and next prime (1813686790249).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 17633047 + ... + 17735605.

It is an arithmetic number, because the mean of its divisors is an integer number (97629940800).

Almost surely, 2^{1813686790234} is an apocalyptic number.

1813686790234 is a deficient number, since it is larger than the sum of its proper divisors (1310471315366).

1813686790234 is a wasteful number, since it uses less digits than its factorization.

1813686790234 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 144898.

The product of its (nonzero) digits is 10450944, while the sum is 58.

The spelling of 1813686790234 in words is "one trillion, eight hundred thirteen billion, six hundred eighty-six million, seven hundred ninety thousand, two hundred thirty-four".