64324050155 has 8 divisors (see below), whose sum is σ = 79850545200. Its totient is φ = 49684783456.

The previous prime is 64324050143. The next prime is 64324050163. The reversal of 64324050155 is 55105042346.

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 64324050155 - 2⁴ = 64324050139 is a prime.

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, 221806925 + ... + 221807214.

It is an arithmetic number, because the mean of its divisors is an integer number (9981318150).

Almost surely, 2^64324050155 is an apocalyptic number.

64324050155 is a deficient number, since it is larger than the sum of its proper divisors (15526495045).

64324050155 is a wasteful number, since it uses less digits than its factorization.

64324050155 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 443614173.

The product of its (nonzero) digits is 72000, while the sum is 35.

The spelling of 64324050155 in words is "sixty-four billion, three hundred twenty-four million, fifty thousand, one hundred fifty-five".