63857606334 has 16 divisors (see below), whose sum is σ = 129621410688. Its totient is φ = 20968169112.

The previous prime is 63857606321. The next prime is 63857606339. The reversal of 63857606334 is 43360675836.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (63857606339) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 79424482 + ... + 79425285.

It is an arithmetic number, because the mean of its divisors is an integer number (8101338168).

Almost surely, 2^63857606334 is an apocalyptic number.

63857606334 is an abundant number, since it is smaller than the sum of its proper divisors (65763804354).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

63857606334 is a wasteful number, since it uses less digits than its factorization.

63857606334 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 158849839.

The product of its (nonzero) digits is 6531840, while the sum is 51.

The spelling of 63857606334 in words is "sixty-three billion, eight hundred fifty-seven million, six hundred six thousand, three hundred thirty-four".