64652259975 has 192 divisors, whose sum is σ = 122392166400. Its totient is φ = 29937600000.

The previous prime is 64652259967. The next prime is 64652259983. The reversal of 64652259975 is 57995225646.

64652259975 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (64652259967) and next prime (64652259983).

It is not a de Polignac number, because 64652259975 - 2³ = 64652259967 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 191 ways as a sum of consecutive naturals, for example, 238569090 + ... + 238569360.

It is an arithmetic number, because the mean of its divisors is an integer number (637459200).

Almost surely, 2^64652259975 is an apocalyptic number.

64652259975 is a deficient number, since it is larger than the sum of its proper divisors (57739906425).

64652259975 is a wasteful number, since it uses less digits than its factorization.

64652259975 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 606 (or 601 counting only the distinct ones).

The product of its digits is 40824000, while the sum is 60.

The spelling of 64652259975 in words is "sixty-four billion, six hundred fifty-two million, two hundred fifty-nine thousand, nine hundred seventy-five".