34543612544 has 64 divisors (see below), whose sum is σ = 78679584960. Its totient is φ = 14798536704.

The previous prime is 34543612541. The next prime is 34543612559. The reversal of 34543612544 is 44521634543.

It is a tau number, because it is divible by the number of its divisors (64).

It is a super-2 number, since 2×34543612544² (a number of 22 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (34543612541) 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, 2849504 + ... + 2861600.

It is an arithmetic number, because the mean of its divisors is an integer number (1229368515).

Almost surely, 2^34543612544 is an apocalyptic number.

It is an amenable number.

34543612544 is an abundant number, since it is smaller than the sum of its proper divisors (44135972416).

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

34543612544 is a wasteful number, since it uses less digits than its factorization.

34543612544 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15305 (or 15293 counting only the distinct ones).

The product of its digits is 691200, while the sum is 41.

The spelling of 34543612544 in words is "thirty-four billion, five hundred forty-three million, six hundred twelve thousand, five hundred forty-four".