64473682038 has 8 divisors (see below), whose sum is σ = 128947364088. Its totient is φ = 21491227344.

The previous prime is 64473681997. The next prime is 64473682067. The reversal of 64473682038 is 83028637446.

64473682038 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

64473682038 is an admirable number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5372806831 + ... + 5372806842.

It is an arithmetic number, because the mean of its divisors is an integer number (16118420511).

Almost surely, 2^64473682038 is an apocalyptic number.

64473682038 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

64473682038 is a wasteful number, since it uses less digits than its factorization.

64473682038 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10745613678.

The product of its (nonzero) digits is 4644864, while the sum is 51.

The spelling of 64473682038 in words is "sixty-four billion, four hundred seventy-three million, six hundred eighty-two thousand, thirty-eight".