46638719859 has 8 divisors (see below), whose sum is σ = 62192428992. Its totient is φ = 31088745320.

The previous prime is 46638719779. The next prime is 46638719861. The reversal of 46638719859 is 95891783664.

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 46638719859 - 2⁷ = 46638719731 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 46638719859.

It is not an unprimeable number, because it can be changed into a prime (46638719059) 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, 904377 + ... + 954554.

It is an arithmetic number, because the mean of its divisors is an integer number (7774053624).

Almost surely, 2^46638719859 is an apocalyptic number.

46638719859 is a deficient number, since it is larger than the sum of its proper divisors (15553709133).

46638719859 is a wasteful number, since it uses less digits than its factorization.

46638719859 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1867297.

The product of its digits is 78382080, while the sum is 66.

The spelling of 46638719859 in words is "forty-six billion, six hundred thirty-eight million, seven hundred nineteen thousand, eight hundred fifty-nine".