64221737114 has 16 divisors (see below), whose sum is σ = 102036753000. Its totient is φ = 30210875904.

The previous prime is 64221737077. The next prime is 64221737191. The reversal of 64221737114 is 41173712246.

It can be written as a sum of positive squares in 4 ways, for example, as 55562504089 + 8659233025 = 235717^2 + 93055^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 253289 + ... + 438860.

Almost surely, 2^64221737114 is an apocalyptic number.

64221737114 is a deficient number, since it is larger than the sum of its proper divisors (37815015886).

64221737114 is a wasteful number, since it uses less digits than its factorization.

64221737114 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 694897.

The product of its digits is 56448, while the sum is 38.

The spelling of 64221737114 in words is "sixty-four billion, two hundred twenty-one million, seven hundred thirty-seven thousand, one hundred fourteen".