999470113480807 has 4 divisors (see below), whose sum is σ = 999470192516800. Its totient is φ = 999470034444816.

The previous prime is 999470113480801. The next prime is 999470113480841. The reversal of 999470113480807 is 708084311074999.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a 4-Lehmer number, since φ(999470113480807) divides (999470113480807-1)⁴.

It is a cyclic number.

It is not a de Polignac number, because 999470113480807 - 2¹⁵ = 999470113448039 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 (999470113480801) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 15807198 + ... + 47421595.

It is an arithmetic number, because the mean of its divisors is an integer number (249867548129200).

It is a Poulet number, since it divides 2^{999470113480806}-1.

Almost surely, 2^{999470113480807} is an apocalyptic number.

999470113480807 is the 15807199-th decagonal number.

999470113480807 is a deficient number, since it is larger than the sum of its proper divisors (79035993).

999470113480807 is a wasteful number, since it uses less digits than its factorization.

999470113480807 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 79035992.

The product of its (nonzero) digits is 109734912, while the sum is 70.

The spelling of 999470113480807 in words is "nine hundred ninety-nine trillion, four hundred seventy billion, one hundred thirteen million, four hundred eighty thousand, eight hundred seven".