64361346555 has 48 divisors (see below), whose sum is σ = 114311891232. Its totient is φ = 30896448000.

The previous prime is 64361346541. The next prime is 64361346583. The reversal of 64361346555 is 55564316346.

It is not a de Polignac number, because 64361346555 - 2⁵ = 64361346523 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 7767 + ... + 358863.

It is an arithmetic number, because the mean of its divisors is an integer number (2381497734).

Almost surely, 2^64361346555 is an apocalyptic number.

64361346555 is a deficient number, since it is larger than the sum of its proper divisors (49950544677).

64361346555 is a wasteful number, since it uses less digits than its factorization.

64361346555 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 351228 (or 351217 counting only the distinct ones).

The product of its digits is 3888000, while the sum is 48.

The spelling of 64361346555 in words is "sixty-four billion, three hundred sixty-one million, three hundred forty-six thousand, five hundred fifty-five".