206582137430 has 8 divisors (see below), whose sum is σ = 371847847392. Its totient is φ = 82632854968.

The previous prime is 206582137423. The next prime is 206582137453. The reversal of 206582137430 is 34731285602.

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

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10329106862 + ... + 10329106881.

It is an arithmetic number, because the mean of its divisors is an integer number (46480980924).

Almost surely, 2^206582137430 is an apocalyptic number.

206582137430 is a deficient number, since it is larger than the sum of its proper divisors (165265709962).

206582137430 is a wasteful number, since it uses less digits than its factorization.

206582137430 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20658213750.

The product of its (nonzero) digits is 241920, while the sum is 41.

The spelling of 206582137430 in words is "two hundred six billion, five hundred eighty-two million, one hundred thirty-seven thousand, four hundred thirty".