213909769048 has 16 divisors (see below), whose sum is σ = 401168020680. Its totient is φ = 106931630208.

The previous prime is 213909769001. The next prime is 213909769049. The reversal of 213909769048 is 840967909312.

It is a junction number, because it is equal to n+sod(n) for n = 213909768983 and 213909769001.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (213909769049) 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, 2867665 + ... + 2941312.

Almost surely, 2^213909769048 is an apocalyptic number.

It is an amenable number.

213909769048 is a deficient number, since it is larger than the sum of its proper divisors (187258251632).

213909769048 is a wasteful number, since it uses less digits than its factorization.

213909769048 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5813586 (or 5813582 counting only the distinct ones).

The product of its (nonzero) digits is 5878656, while the sum is 58.

The spelling of 213909769048 in words is "two hundred thirteen billion, nine hundred nine million, seven hundred sixty-nine thousand, forty-eight".