64020010414625 has 16 divisors (see below), whose sum is σ = 79900404070656. Its totient is φ = 51213808926000.

The previous prime is 64020010414597. The next prime is 64020010414637. The reversal of 64020010414625 is 52641401002046.

It is not a de Polignac number, because 64020010414625 - 2¹² = 64020010410529 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8071499 + ... + 13899248.

It is an arithmetic number, because the mean of its divisors is an integer number (4993775254416).

Almost surely, 2^{64020010414625} is an apocalyptic number.

It is an amenable number.

64020010414625 is a deficient number, since it is larger than the sum of its proper divisors (15880393656031).

64020010414625 is a wasteful number, since it uses less digits than its factorization.

64020010414625 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21994073 (or 21994063 counting only the distinct ones).

The product of its (nonzero) digits is 46080, while the sum is 35.

The spelling of 64020010414625 in words is "sixty-four trillion, twenty billion, ten million, four hundred fourteen thousand, six hundred twenty-five".