64252625246 has 8 divisors (see below), whose sum is σ = 100569326544. Its totient is φ = 30729516400.

The previous prime is 64252625237. The next prime is 64252625279.

64252625246 is nontrivially palindromic in base 10.

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

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 64252625197 and 64252625206.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 698398055 + ... + 698398146.

It is an arithmetic number, because the mean of its divisors is an integer number (12571165818).

Almost surely, 2^64252625246 is an apocalyptic number.

64252625246 is a deficient number, since it is larger than the sum of its proper divisors (36316701298).

64252625246 is a wasteful number, since it uses less digits than its factorization.

64252625246 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1396796226.

The product of its digits is 1382400, while the sum is 44.

The spelling of 64252625246 in words is "sixty-four billion, two hundred fifty-two million, six hundred twenty-five thousand, two hundred forty-six".