34989766389 has 24 divisors (see below), whose sum is σ = 50778524160. Its totient is φ = 23216953632.

The previous prime is 34989766387. The next prime is 34989766423. The reversal of 34989766389 is 98366798943.

34989766389 is a `hidden beast` number, since 3 + 498 + 9 + 76 + 63 + 8 + 9 = 666.

It is not a de Polignac number, because 34989766389 - 2¹ = 34989766387 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (34989766387) by changing a digit.

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 23 ways as a sum of consecutive naturals, for example, 2663812 + ... + 2676914.

It is an arithmetic number, because the mean of its divisors is an integer number (2115771840).

Almost surely, 2^34989766389 is an apocalyptic number.

It is an amenable number.

34989766389 is a deficient number, since it is larger than the sum of its proper divisors (15788757771).

34989766389 is a wasteful number, since it uses less digits than its factorization.

34989766389 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14481 (or 14478 counting only the distinct ones).

The product of its digits is 423263232, while the sum is 72.

The spelling of 34989766389 in words is "thirty-four billion, nine hundred eighty-nine million, seven hundred sixty-six thousand, three hundred eighty-nine".