64190583112 has 16 divisors (see below), whose sum is σ = 120361329900. Its totient is φ = 32094228480.

The previous prime is 64190583071. The next prime is 64190583143. The reversal of 64190583112 is 21138509146.

It can be written as a sum of positive squares in 2 ways, for example, as 64167982596 + 22600516 = 253314^2 + 4754^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 162312 + ... + 393352.

Almost surely, 2^64190583112 is an apocalyptic number.

It is an amenable number.

64190583112 is a deficient number, since it is larger than the sum of its proper divisors (56170746788).

64190583112 is a wasteful number, since it uses less digits than its factorization.

64190583112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 265776 (or 265772 counting only the distinct ones).

The product of its (nonzero) digits is 51840, while the sum is 40.

The spelling of 64190583112 in words is "sixty-four billion, one hundred ninety million, five hundred eighty-three thousand, one hundred twelve".