64466480922136 has 16 divisors (see below), whose sum is σ = 121105769617800. Its totient is φ = 32171609024064.

The previous prime is 64466480922113. The next prime is 64466480922139. The reversal of 64466480922136 is 63122908466446.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (64466480922139) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7703925181 + ... + 7703933548.

Almost surely, 2^{64466480922136} is an apocalyptic number.

It is an amenable number.

64466480922136 is a deficient number, since it is larger than the sum of its proper divisors (56639288695664).

64466480922136 is a wasteful number, since it uses less digits than its factorization.

64466480922136 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15407859258 (or 15407859254 counting only the distinct ones).

The product of its (nonzero) digits is 71663616, while the sum is 61.

The spelling of 64466480922136 in words is "sixty-four trillion, four hundred sixty-six billion, four hundred eighty million, nine hundred twenty-two thousand, one hundred thirty-six".