64303673067 has 48 divisors (see below), whose sum is σ = 98189320320. Its totient is φ = 42046091712.

The previous prime is 64303673053. The next prime is 64303673069. The reversal of 64303673067 is 76037630346.

It is not a de Polignac number, because 64303673067 - 2¹⁶ = 64303607531 is a prime.

It is not an unprimeable number, because it can be changed into a prime (64303673069) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 2792023 + ... + 2814959.

It is an arithmetic number, because the mean of its divisors is an integer number (2045610840).

Almost surely, 2^64303673067 is an apocalyptic number.

64303673067 is a deficient number, since it is larger than the sum of its proper divisors (33885647253).

64303673067 is a wasteful number, since it uses less digits than its factorization.

64303673067 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23174 (or 23162 counting only the distinct ones).

The product of its (nonzero) digits is 1143072, while the sum is 45.

The spelling of 64303673067 in words is "sixty-four billion, three hundred three million, six hundred seventy-three thousand, sixty-seven".