213796145835 has 12 divisors (see below), whose sum is σ = 370579986192. Its totient is φ = 114024611088.

The previous prime is 213796145831. The next prime is 213796145923. The reversal of 213796145835 is 538541697312.

It is a happy number.

213796145835 is a `hidden beast` number, since 2 + 13 + 7 + 9 + 614 + 5 + 8 + 3 + 5 = 666.

It is not a de Polignac number, because 213796145835 - 2² = 213796145831 is a prime.

It is not an unprimeable number, because it can be changed into a prime (213796145831) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2375512687 + ... + 2375512776.

It is an arithmetic number, because the mean of its divisors is an integer number (30881665516).

Almost surely, 2^213796145835 is an apocalyptic number.

213796145835 is a deficient number, since it is larger than the sum of its proper divisors (156783840357).

213796145835 is a wasteful number, since it uses less digits than its factorization.

213796145835 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4751025474 (or 4751025471 counting only the distinct ones).

The product of its digits is 5443200, while the sum is 54.

The spelling of 213796145835 in words is "two hundred thirteen billion, seven hundred ninety-six million, one hundred forty-five thousand, eight hundred thirty-five".