1064437662849 has 16 divisors (see below), whose sum is σ = 1559574233280. Its totient is φ = 640404872960.

The previous prime is 1064437662791. The next prime is 1064437662877. The reversal of 1064437662849 is 9482667344601.

It is a cyclic number.

It is not a de Polignac number, because 1064437662849 - 2¹⁶ = 1064437597313 is a prime.

It is a super-2 number, since 2×1064437662849² (a number of 25 digits) contains 22 as substring.

It is a Smith number, since the sum of its digits (60) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a junction number, because it is equal to n+sod(n) for n = 1064437662792 and 1064437662801.

It is not an unprimeable number, because it can be changed into a prime (1064437662049) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 117716964 + ... + 117726005.

It is an arithmetic number, because the mean of its divisors is an integer number (97473389580).

Almost surely, 2^{1064437662849} is an apocalyptic number.

It is an amenable number.

1064437662849 is a deficient number, since it is larger than the sum of its proper divisors (495136570431).

1064437662849 is a wasteful number, since it uses less digits than its factorization.

1064437662849 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 235443120.

The product of its (nonzero) digits is 41803776, while the sum is 60.

The spelling of 1064437662849 in words is "one trillion, sixty-four billion, four hundred thirty-seven million, six hundred sixty-two thousand, eight hundred forty-nine".