64525652546 has 16 divisors (see below), whose sum is σ = 97600978944. Its totient is φ = 31993119744.

The previous prime is 64525652531. The next prime is 64525652567.

64525652546 is nontrivially palindromic in base 10.

It is a junction number, because it is equal to n+sod(n) for n = 64525652494 and 64525652503.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 166850 + ... + 396093.

It is an arithmetic number, because the mean of its divisors is an integer number (6100061184).

Almost surely, 2^64525652546 is an apocalyptic number.

64525652546 is a deficient number, since it is larger than the sum of its proper divisors (33075326398).

64525652546 is a wasteful number, since it uses less digits than its factorization.

64525652546 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 563425.

The product of its digits is 8640000, while the sum is 50.

The spelling of 64525652546 in words is "sixty-four billion, five hundred twenty-five million, six hundred fifty-two thousand, five hundred forty-six".