70204211999 has 4 divisors (see below), whose sum is σ = 71836868136. Its totient is φ = 68571555864.

The previous prime is 70204211963. The next prime is 70204212007. The reversal of 70204211999 is 99911240207.

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

It is a cyclic number.

It is not a de Polignac number, because 70204211999 - 2⁸ = 70204211743 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 (70204217999) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 816328004 + ... + 816328089.

It is an arithmetic number, because the mean of its divisors is an integer number (17959217034).

Almost surely, 2^70204211999 is an apocalyptic number.

70204211999 is a deficient number, since it is larger than the sum of its proper divisors (1632656137).

70204211999 is a wasteful number, since it uses less digits than its factorization.

70204211999 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1632656136.

The product of its (nonzero) digits is 81648, while the sum is 44.

The spelling of 70204211999 in words is "seventy billion, two hundred four million, two hundred eleven thousand, nine hundred ninety-nine".