64502005055 has 8 divisors (see below), whose sum is σ = 77492518800. Its totient is φ = 51541528896.

The previous prime is 64502005033. The next prime is 64502005067. The reversal of 64502005055 is 55050020546.

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

It is a cyclic number.

It is not a de Polignac number, because 64502005055 - 2⁶ = 64502004991 is a prime.

It is a super-2 number, since 2×64502005055² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

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, 7504670 + ... + 7513259.

It is an arithmetic number, because the mean of its divisors is an integer number (9686564850).

Almost surely, 2^64502005055 is an apocalyptic number.

64502005055 is a deficient number, since it is larger than the sum of its proper divisors (12990513745).

64502005055 is a wasteful number, since it uses less digits than its factorization.

64502005055 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15018793.

The product of its (nonzero) digits is 30000, while the sum is 32.

The spelling of 64502005055 in words is "sixty-four billion, five hundred two million, five thousand, fifty-five".