64098877671936 has 80 divisors (see below), whose sum is σ = 189737129260800. Its totient is φ = 21366292552704.

The previous prime is 64098877671841. The next prime is 64098877671973. The reversal of 64098877671936 is 63917677889046.

64098877671936 is a `hidden beast` number, since 6 + 409 + 88 + 77 + 67 + 1 + 9 + 3 + 6 = 666.

It is a super-2 number, since 2×64098877671936² (a number of 28 digits) contains 22 as substring.

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, 2318377296 + ... + 2318404943.

It is an arithmetic number, because the mean of its divisors is an integer number (2371714115760).

Almost surely, 2^{64098877671936} is an apocalyptic number.

It is an amenable number.

64098877671936 is an abundant number, since it is smaller than the sum of its proper divisors (125638251588864).

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

64098877671936 is an equidigital number, since it uses as much as digits as its factorization.

64098877671936 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4636782266 (or 4636782244 counting only the distinct ones).

The product of its (nonzero) digits is 4608866304, while the sum is 81.

The spelling of 64098877671936 in words is "sixty-four trillion, ninety-eight billion, eight hundred seventy-seven million, six hundred seventy-one thousand, nine hundred thirty-six".