999699414001 has 4 divisors (see below), whose sum is σ = 999777644404. Its totient is φ = 999621183600.

The previous prime is 999699413971. The next prime is 999699414019. The reversal of 999699414001 is 100414996999.

999699414001 = 707000² + 707001².

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 499850414001 + 499849000000 = 707001^2 + 707000^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-999699414001 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (999699414061) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 39096030 + ... + 39121591.

It is an arithmetic number, because the mean of its divisors is an integer number (249944411101).

Almost surely, 2^999699414001 is an apocalyptic number.

999699414001 is the 707001-st centered square number.

It is an amenable number.

999699414001 is a deficient number, since it is larger than the sum of its proper divisors (78230403).

999699414001 is a wasteful number, since it uses less digits than its factorization.

999699414001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 78230402.

The product of its (nonzero) digits is 5668704, while the sum is 61.

The spelling of 999699414001 in words is "nine hundred ninety-nine billion, six hundred ninety-nine million, four hundred fourteen thousand, one".