34591818564 has 18 divisors (see below), whose sum is σ = 87440430350. Its totient is φ = 11530606176.

The previous prime is 34591818563. The next prime is 34591818587. The reversal of 34591818564 is 46581819543.

It is a happy number.

34591818564 is a `hidden beast` number, since 3 + 4 + 59 + 18 + 18 + 564 = 666.

It can be written as a sum of positive squares in only one way, i.e., 27090526464 + 7501292100 = 164592^2 + 86610^2 .

It is a tau number, because it is divible by the number of its divisors (18).

It is a self number, because there is not a number n which added to its sum of digits gives 34591818564.

It is not an unprimeable number, because it can be changed into a prime (34591818563) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 480441889 + ... + 480441960.

Almost surely, 2^34591818564 is an apocalyptic number.

It is an amenable number.

34591818564 is an abundant number, since it is smaller than the sum of its proper divisors (52848611786).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

34591818564 is a wasteful number, since it uses less digits than its factorization.

34591818564 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 960883859 (or 960883854 counting only the distinct ones).

The product of its digits is 4147200, while the sum is 54.

The spelling of 34591818564 in words is "thirty-four billion, five hundred ninety-one million, eight hundred eighteen thousand, five hundred sixty-four".