213796230249 has 32 divisors (see below), whose sum is σ = 344235386880. Its totient is φ = 115299182592.

The previous prime is 213796230247. The next prime is 213796230251. The reversal of 213796230249 is 942032697312.

It is an interprime number because it is at equal distance from previous prime (213796230247) and next prime (213796230251).

It is not a de Polignac number, because 213796230249 - 2¹ = 213796230247 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 213796230198 and 213796230207.

It is not an unprimeable number, because it can be changed into a prime (213796230247) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 913752 + ... + 1123625.

It is an arithmetic number, because the mean of its divisors is an integer number (10757355840).

Almost surely, 2^213796230249 is an apocalyptic number.

It is an amenable number.

213796230249 is a deficient number, since it is larger than the sum of its proper divisors (130439156631).

213796230249 is a wasteful number, since it uses less digits than its factorization.

213796230249 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2037669.

The product of its (nonzero) digits is 979776, while the sum is 48.

The spelling of 213796230249 in words is "two hundred thirteen billion, seven hundred ninety-six million, two hundred thirty thousand, two hundred forty-nine".