34025665646 has 16 divisors (see below), whose sum is σ = 58339598976. Its totient is φ = 14579956536.

The previous prime is 34025665621. The next prime is 34025665649. The reversal of 34025665646 is 64656652043.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 34025665646.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (34025665649) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 119156 + ... + 286791.

It is an arithmetic number, because the mean of its divisors is an integer number (3646224936).

Almost surely, 2^34025665646 is an apocalyptic number.

34025665646 is a deficient number, since it is larger than the sum of its proper divisors (24313933330).

34025665646 is a wasteful number, since it uses less digits than its factorization.

34025665646 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 411943.

The product of its (nonzero) digits is 3110400, while the sum is 47.

The spelling of 34025665646 in words is "thirty-four billion, twenty-five million, six hundred sixty-five thousand, six hundred forty-six".