34518253545 has 64 divisors (see below), whose sum is σ = 63667296000. Its totient is φ = 17722994688.

The previous prime is 34518253537. The next prime is 34518253573. The reversal of 34518253545 is 54535281543.

It is a happy number.

34518253545 is a `hidden beast` number, since 3 + 4 + 51 + 8 + 2 + 53 + 545 = 666.

It is not a de Polignac number, because 34518253545 - 2³ = 34518253537 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a self number, because there is not a number n which added to its sum of digits gives 34518253545.

It is an unprimeable number.

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 63 ways as a sum of consecutive naturals, for example, 1345801 + ... + 1371209.

It is an arithmetic number, because the mean of its divisors is an integer number (994801500).

Almost surely, 2^34518253545 is an apocalyptic number.

It is an amenable number.

34518253545 is a deficient number, since it is larger than the sum of its proper divisors (29149042455).

34518253545 is a wasteful number, since it uses less digits than its factorization.

34518253545 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25799 (or 25793 counting only the distinct ones).

The product of its digits is 1440000, while the sum is 45.

The spelling of 34518253545 in words is "thirty-four billion, five hundred eighteen million, two hundred fifty-three thousand, five hundred forty-five".