814168023712 has 12 divisors (see below), whose sum is σ = 1602893296746. Its totient is φ = 407084011840.

The previous prime is 814168023677. The next prime is 814168023743. The reversal of 814168023712 is 217320861418.

It can be written as a sum of positive squares in only one way, i.e., 536814120976 + 277353902736 = 732676^2 + 526644^2 .

It is a hoax number, since the sum of its digits (43) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12721375339 + ... + 12721375402.

Almost surely, 2^814168023712 is an apocalyptic number.

It is an amenable number.

814168023712 is a deficient number, since it is larger than the sum of its proper divisors (788725273034).

814168023712 is a wasteful number, since it uses less digits than its factorization.

814168023712 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25442750751 (or 25442750743 counting only the distinct ones).

The product of its (nonzero) digits is 129024, while the sum is 43.

The spelling of 814168023712 in words is "eight hundred fourteen billion, one hundred sixty-eight million, twenty-three thousand, seven hundred twelve".