1816992140315 has 32 divisors (see below), whose sum is σ = 2385403084800. Its totient is φ = 1317675445120.

The previous prime is 1816992140303. The next prime is 1816992140347. The reversal of 1816992140315 is 5130412996181.

It is a happy number.

It is not a de Polignac number, because 1816992140315 - 2⁸ = 1816992140059 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 116249921 + ... + 116265549.

It is an arithmetic number, because the mean of its divisors is an integer number (74543846400).

Almost surely, 2^{1816992140315} is an apocalyptic number.

1816992140315 is a deficient number, since it is larger than the sum of its proper divisors (568410944485).

1816992140315 is a wasteful number, since it uses less digits than its factorization.

1816992140315 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21547.

The product of its (nonzero) digits is 466560, while the sum is 50.

The spelling of 1816992140315 in words is "one trillion, eight hundred sixteen billion, nine hundred ninety-two million, one hundred forty thousand, three hundred fifteen".