64056969892 has 12 divisors (see below), whose sum is σ = 117999681520. Its totient is φ = 30342775176.

The previous prime is 64056969883. The next prime is 64056969913. The reversal of 64056969892 is 29896965046.

It is a hoax number, since the sum of its digits (64) coincides with the sum of the digits of its distinct prime factors.

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 3 ways as a sum of consecutive naturals, for example, 421427358 + ... + 421427509.

Almost surely, 2^64056969892 is an apocalyptic number.

It is an amenable number.

64056969892 is a deficient number, since it is larger than the sum of its proper divisors (53942711628).

64056969892 is a wasteful number, since it uses less digits than its factorization.

64056969892 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 842854890 (or 842854888 counting only the distinct ones).

The product of its (nonzero) digits is 50388480, while the sum is 64.

The spelling of 64056969892 in words is "sixty-four billion, fifty-six million, nine hundred sixty-nine thousand, eight hundred ninety-two".