213026885770 has 8 divisors (see below), whose sum is σ = 383448394404. Its totient is φ = 85210754304.

The previous prime is 213026885761. The next prime is 213026885779. The reversal of 213026885770 is 77588620312.

It is an interprime number because it is at equal distance from previous prime (213026885761) and next prime (213026885779).

It can be written as a sum of positive squares in 2 ways, for example, as 207282610089 + 5744275681 = 455283^2 + 75791^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (213026885779) 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, 10651344279 + ... + 10651344298.

Almost surely, 2^213026885770 is an apocalyptic number.

213026885770 is a deficient number, since it is larger than the sum of its proper divisors (170421508634).

213026885770 is a wasteful number, since it uses less digits than its factorization.

213026885770 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21302688584.

The product of its (nonzero) digits is 1128960, while the sum is 49.

The spelling of 213026885770 in words is "two hundred thirteen billion, twenty-six million, eight hundred eighty-five thousand, seven hundred seventy".