34542420345 has 24 divisors (see below), whose sum is σ = 60121985352. Its totient is φ = 18346176000.

The previous prime is 34542420293. The next prime is 34542420359. The reversal of 34542420345 is 54302424543.

34542420345 is a `hidden beast` number, since 34 + 542 + 42 + 0 + 3 + 45 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 15604256889 + 18938163456 = 124917^2 + 137616^2 .

It is not a de Polignac number, because 34542420345 - 2¹¹ = 34542418297 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1581706 + ... + 1603395.

It is an arithmetic number, because the mean of its divisors is an integer number (2505082723).

Almost surely, 2^34542420345 is an apocalyptic number.

It is an amenable number.

34542420345 is a deficient number, since it is larger than the sum of its proper divisors (25579565007).

34542420345 is a wasteful number, since it uses less digits than its factorization.

34542420345 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3185353 (or 3185350 counting only the distinct ones).

The product of its (nonzero) digits is 230400, while the sum is 36.

Adding to 34542420345 its reverse (54302424543), we get a palindrome (88844844888).

The spelling of 34542420345 in words is "thirty-four billion, five hundred forty-two million, four hundred twenty thousand, three hundred forty-five".