634900206127 has 8 divisors (see below), whose sum is σ = 693323015040. Its totient is φ = 576594831960.

The previous prime is 634900206091. The next prime is 634900206151. The reversal of 634900206127 is 721602009436.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 634900206127 - 2¹¹ = 634900204079 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 634900206127.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (634900206427) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 29347377 + ... + 29369002.

It is an arithmetic number, because the mean of its divisors is an integer number (86665376880).

Almost surely, 2^634900206127 is an apocalyptic number.

634900206127 is a deficient number, since it is larger than the sum of its proper divisors (58422808913).

634900206127 is a wasteful number, since it uses less digits than its factorization.

634900206127 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 58717373.

The product of its (nonzero) digits is 108864, while the sum is 40.

The spelling of 634900206127 in words is "six hundred thirty-four billion, nine hundred million, two hundred six thousand, one hundred twenty-seven".