64430141136 has 20 divisors (see below), whose sum is σ = 166444531392. Its totient is φ = 21476713696.

The previous prime is 64430141131. The next prime is 64430141143. The reversal of 64430141136 is 63114103446.

It is a junction number, because it is equal to n+sod(n) for n = 64430141097 and 64430141106.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (64430141131) by changing a digit.

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, 671147256 + ... + 671147351.

Almost surely, 2^64430141136 is an apocalyptic number.

It is an amenable number.

64430141136 is an abundant number, since it is smaller than the sum of its proper divisors (102014390256).

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

64430141136 is a wasteful number, since it uses less digits than its factorization.

64430141136 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1342294618 (or 1342294612 counting only the distinct ones).

The product of its (nonzero) digits is 20736, while the sum is 33.

The spelling of 64430141136 in words is "sixty-four billion, four hundred thirty million, one hundred forty-one thousand, one hundred thirty-six".