64050050555 has 16 divisors (see below), whose sum is σ = 78745298688. Its totient is φ = 49983552000.

The previous prime is 64050050549. The next prime is 64050050621. The reversal of 64050050555 is 55505005046.

It is not a de Polignac number, because 64050050555 - 2²⁸ = 63781615099 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1958135 + ... + 1990575.

It is an arithmetic number, because the mean of its divisors is an integer number (4921581168).

Almost surely, 2^64050050555 is an apocalyptic number.

64050050555 is a deficient number, since it is larger than the sum of its proper divisors (14695248133).

64050050555 is a wasteful number, since it uses less digits than its factorization.

64050050555 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42118.

The product of its (nonzero) digits is 75000, while the sum is 35.

The spelling of 64050050555 in words is "sixty-four billion, fifty million, fifty thousand, five hundred fifty-five".