64204226672 has 40 divisors (see below), whose sum is σ = 134515515456. Its totient is φ = 29570902016.

The previous prime is 64204226657. The next prime is 64204226687. The reversal of 64204226672 is 27662240246.

It is an interprime number because it is at equal distance from previous prime (64204226657) and next prime (64204226687).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2498333 + ... + 2523900.

Almost surely, 2^64204226672 is an apocalyptic number.

It is an amenable number.

64204226672 is an abundant number, since it is smaller than the sum of its proper divisors (70311288784).

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

64204226672 is a wasteful number, since it uses less digits than its factorization.

64204226672 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5022305 (or 5022299 counting only the distinct ones).

The product of its (nonzero) digits is 387072, while the sum is 41.

The spelling of 64204226672 in words is "sixty-four billion, two hundred four million, two hundred twenty-six thousand, six hundred seventy-two".