64600010145 has 96 divisors (see below), whose sum is σ = 126580506624. Its totient is φ = 30193718400.

The previous prime is 64600010129. The next prime is 64600010159. The reversal of 64600010145 is 54101000646.

64600010145 is a `hidden beast` number, since 6 + 4 + 600 + 0 + 10 + 1 + 45 = 666.

It is not a de Polignac number, because 64600010145 - 2⁴ = 64600010129 is a prime.

It is a super-2 number, since 2×64600010145² (a number of 22 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 4027732 + ... + 4043738.

It is an arithmetic number, because the mean of its divisors is an integer number (1318546944).

Almost surely, 2^64600010145 is an apocalyptic number.

It is an amenable number.

64600010145 is a deficient number, since it is larger than the sum of its proper divisors (61980496479).

64600010145 is a wasteful number, since it uses less digits than its factorization.

64600010145 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16323 (or 16320 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 27.

The spelling of 64600010145 in words is "sixty-four billion, six hundred million, ten thousand, one hundred forty-five".