64525411696 has 20 divisors (see below), whose sum is σ = 125090681184. Its totient is φ = 32243945600.

The previous prime is 64525411693. The next prime is 64525411703. The reversal of 64525411696 is 69611452546.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (64525411693) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1144120 + ... + 1199191.

Almost surely, 2^64525411696 is an apocalyptic number.

It is an amenable number.

64525411696 is a deficient number, since it is larger than the sum of its proper divisors (60565269488).

64525411696 is a wasteful number, since it uses less digits than its factorization.

64525411696 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2345040 (or 2345034 counting only the distinct ones).

The product of its digits is 1555200, while the sum is 49.

The spelling of 64525411696 in words is "sixty-four billion, five hundred twenty-five million, four hundred eleven thousand, six hundred ninety-six".