34002120045 has 16 divisors (see below), whose sum is σ = 54409439232. Its totient is φ = 18132448320.

The previous prime is 34002120023. The next prime is 34002120049. The reversal of 34002120045 is 54002120043.

It is not a de Polignac number, because 34002120045 - 2⁶ = 34002119981 is a prime.

It is a super-2 number, since 2×34002120045² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (34002120049) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 18835 + ... + 261455.

It is an arithmetic number, because the mean of its divisors is an integer number (3400589952).

Almost surely, 2^34002120045 is an apocalyptic number.

It is an amenable number.

34002120045 is a deficient number, since it is larger than the sum of its proper divisors (20407319187).

34002120045 is a wasteful number, since it uses less digits than its factorization.

34002120045 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 251972.

The product of its (nonzero) digits is 960, while the sum is 21.

Adding to 34002120045 its reverse (54002120043), we get a palindrome (88004240088).

The spelling of 34002120045 in words is "thirty-four billion, two million, one hundred twenty thousand, forty-five".