64530226776 has 16 divisors (see below), whose sum is σ = 161325567000. Its totient is φ = 21510075584.

The previous prime is 64530226769. The next prime is 64530226801. The reversal of 64530226776 is 67762203546.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1344379701 + ... + 1344379748.

Almost surely, 2^64530226776 is an apocalyptic number.

It is an amenable number.

64530226776 is an abundant number, since it is smaller than the sum of its proper divisors (96795340224).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

64530226776 is a wasteful number, since it uses less digits than its factorization.

64530226776 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2688759458 (or 2688759454 counting only the distinct ones).

The product of its (nonzero) digits is 2540160, while the sum is 48.

The spelling of 64530226776 in words is "sixty-four billion, five hundred thirty million, two hundred twenty-six thousand, seven hundred seventy-six".