64242096259 has 32 divisors (see below), whose sum is σ = 75724081920. Its totient is φ = 53881200000.

The previous prime is 64242096257. The next prime is 64242096287. The reversal of 64242096259 is 95269024246.

It is a cyclic number.

It is not a de Polignac number, because 64242096259 - 2¹ = 64242096257 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (64242096257) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1262704 + ... + 1312594.

It is an arithmetic number, because the mean of its divisors is an integer number (2366377560).

Almost surely, 2^64242096259 is an apocalyptic number.

64242096259 is a deficient number, since it is larger than the sum of its proper divisors (11481985661).

64242096259 is a wasteful number, since it uses less digits than its factorization.

64242096259 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50083.

The product of its (nonzero) digits is 1866240, while the sum is 49.

The spelling of 64242096259 in words is "sixty-four billion, two hundred forty-two million, ninety-six thousand, two hundred fifty-nine".