34851688999 has 4 divisors (see below), whose sum is σ = 36685988440. Its totient is φ = 33017389560.

The previous prime is 34851688969. The next prime is 34851689057. The reversal of 34851688999 is 99988615843.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 99988615843 = 3167 ⋅31572029.

It is a cyclic number.

It is not a de Polignac number, because 34851688999 - 2¹⁷ = 34851557927 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (34851688909) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 917149692 + ... + 917149729.

It is an arithmetic number, because the mean of its divisors is an integer number (9171497110).

Almost surely, 2^34851688999 is an apocalyptic number.

34851688999 is a deficient number, since it is larger than the sum of its proper divisors (1834299441).

34851688999 is a wasteful number, since it uses less digits than its factorization.

34851688999 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1834299440.

The product of its digits is 134369280, while the sum is 70.

The spelling of 34851688999 in words is "thirty-four billion, eight hundred fifty-one million, six hundred eighty-eight thousand, nine hundred ninety-nine".