34775216639 has 16 divisors (see below), whose sum is σ = 35842577760. Its totient is φ = 33725153280.

The previous prime is 34775216563. The next prime is 34775216657. The reversal of 34775216639 is 93661257743.

It is a cyclic number.

It is not a de Polignac number, because 34775216639 - 2¹² = 34775212543 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (53).

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (34775206639) 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 15 ways as a sum of consecutive naturals, for example, 1774607 + ... + 1794095.

It is an arithmetic number, because the mean of its divisors is an integer number (2240161110).

Almost surely, 2^34775216639 is an apocalyptic number.

34775216639 is a deficient number, since it is larger than the sum of its proper divisors (1067361121).

34775216639 is a wasteful number, since it uses less digits than its factorization.

34775216639 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19930.

The product of its digits is 5715360, while the sum is 53.

The spelling of 34775216639 in words is "thirty-four billion, seven hundred seventy-five million, two hundred sixteen thousand, six hundred thirty-nine".