64014906393 has 16 divisors (see below), whose sum is σ = 100415540160. Its totient is φ = 40166215488.

The previous prime is 64014906341. The next prime is 64014906437. The reversal of 64014906393 is 39360941046.

64014906393 is a `hidden beast` number, since 6 + 4 + 0 + 1 + 4 + 9 + 0 + 639 + 3 = 666.

It is not a de Polignac number, because 64014906393 - 2⁹ = 64014905881 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (64014906323) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 69732555 + ... + 69733472.

It is an arithmetic number, because the mean of its divisors is an integer number (6275971260).

Almost surely, 2^64014906393 is an apocalyptic number.

It is an amenable number.

64014906393 is a deficient number, since it is larger than the sum of its proper divisors (36400633767).

64014906393 is a wasteful number, since it uses less digits than its factorization.

64014906393 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 139466053 (or 139466047 counting only the distinct ones).

The product of its (nonzero) digits is 419904, while the sum is 45.

The spelling of 64014906393 in words is "sixty-four billion, fourteen million, nine hundred six thousand, three hundred ninety-three".