70218992229 has 4 divisors (see below), whose sum is σ = 93625322976. Its totient is φ = 46812661484.

The previous prime is 70218992177. The next prime is 70218992257. The reversal of 70218992229 is 92229981207.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 70218992229 - 2¹³ = 70218984037 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (70218992329) 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, 11703165369 + ... + 11703165374.

It is an arithmetic number, because the mean of its divisors is an integer number (23406330744).

Almost surely, 2^70218992229 is an apocalyptic number.

It is an amenable number.

70218992229 is a deficient number, since it is larger than the sum of its proper divisors (23406330747).

70218992229 is a wasteful number, since it uses less digits than its factorization.

70218992229 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23406330746.

The product of its (nonzero) digits is 653184, while the sum is 51.

The spelling of 70218992229 in words is "seventy billion, two hundred eighteen million, nine hundred ninety-two thousand, two hundred twenty-nine".