64104431134086 has 36 divisors (see below), whose sum is σ = 161569331534052. Its totient is φ = 18315551752344.

The previous prime is 64104431133991. The next prime is 64104431134087. The reversal of 64104431134086 is 68043113440146.

64104431134086 is a `hidden beast` number, since 6 + 4 + 1 + 0 + 4 + 431 + 134 + 0 + 86 = 666.

It is a super-2 number, since 2×64104431134086² (a number of 28 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (64104431134087) by changing a digit.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 36340379580 + ... + 36340381343.

It is an arithmetic number, because the mean of its divisors is an integer number (4488036987057).

Almost surely, 2^{64104431134086} is an apocalyptic number.

64104431134086 is an abundant number, since it is smaller than the sum of its proper divisors (97464900399966).

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

64104431134086 is a wasteful number, since it uses less digits than its factorization.

64104431134086 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 72680760945 (or 72680760935 counting only the distinct ones).

The product of its (nonzero) digits is 663552, while the sum is 45.

The spelling of 64104431134086 in words is "sixty-four trillion, one hundred four billion, four hundred thirty-one million, one hundred thirty-four thousand, eighty-six".