34568914640 has 80 divisors (see below), whose sum is σ = 91110835200. Its totient is φ = 12092115456.

The previous prime is 34568914637. The next prime is 34568914643. The reversal of 34568914640 is 4641986543.

It is an interprime number because it is at equal distance from previous prime (34568914637) and next prime (34568914643).

It is a tau number, because it is divible by the number of its divisors (80).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (34568914643) 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, 854960 + ... + 894479.

It is an arithmetic number, because the mean of its divisors is an integer number (1138885440).

Almost surely, 2^34568914640 is an apocalyptic number.

It is an amenable number.

34568914640 is an abundant number, since it is smaller than the sum of its proper divisors (56541920560).

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

34568914640 is a wasteful number, since it uses less digits than its factorization.

34568914640 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1749484 (or 1749478 counting only the distinct ones).

The product of its (nonzero) digits is 2488320, while the sum is 50.

The spelling of 34568914640 in words is "thirty-four billion, five hundred sixty-eight million, nine hundred fourteen thousand, six hundred forty".