64152663974305 has 8 divisors (see below), whose sum is σ = 77386250156544. Its totient is φ = 51053428921200.

The previous prime is 64152663974291. The next prime is 64152663974309. The reversal of 64152663974305 is 50347936625146.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 64152663974305 - 2²¹ = 64152661877153 is a prime.

It is a super-3 number, since 3×64152663974305³ (a number of 42 digits) contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (64152663974309) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 33587781231 + ... + 33587783140.

It is an arithmetic number, because the mean of its divisors is an integer number (9673281269568).

Almost surely, 2^{64152663974305} is an apocalyptic number.

It is an amenable number.

64152663974305 is a deficient number, since it is larger than the sum of its proper divisors (13233586182239).

64152663974305 is a wasteful number, since it uses less digits than its factorization.

64152663974305 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 67175564567.

The product of its (nonzero) digits is 97977600, while the sum is 61.

The spelling of 64152663974305 in words is "sixty-four trillion, one hundred fifty-two billion, six hundred sixty-three million, nine hundred seventy-four thousand, three hundred five".