34220135545 has 16 divisors (see below), whose sum is σ = 41539236480. Its totient is φ = 27059595904.

The previous prime is 34220135531. The next prime is 34220135603. The reversal of 34220135545 is 54553102243.

It is a cyclic number.

It is not a de Polignac number, because 34220135545 - 2²³ = 34211746937 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 34220135545.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1558614 + ... + 1580416.

It is an arithmetic number, because the mean of its divisors is an integer number (2596202280).

Almost surely, 2^34220135545 is an apocalyptic number.

It is an amenable number.

34220135545 is a deficient number, since it is larger than the sum of its proper divisors (7319100935).

34220135545 is a wasteful number, since it uses less digits than its factorization.

34220135545 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25424.

The product of its (nonzero) digits is 72000, while the sum is 34.

Adding to 34220135545 its reverse (54553102243), we get a palindrome (88773237788).

The spelling of 34220135545 in words is "thirty-four billion, two hundred twenty million, one hundred thirty-five thousand, five hundred forty-five".