6942523617 has 12 divisors (see below), whose sum is σ = 10029517524. Its totient is φ = 4627690080.

The previous prime is 6942523603. The next prime is 6942523661. The reversal of 6942523617 is 7163252496.

6942523617 is a `hidden beast` number, since 6 + 9 + 4 + 2 + 5 + 23 + 617 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 824780961 + 6117742656 = 28719^2 + 78216^2 .

It is not a de Polignac number, because 6942523617 - 2¹⁰ = 6942522593 is a prime.

It is not an unprimeable number, because it can be changed into a prime (6942523667) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 16723 + ... + 119015.

It is an arithmetic number, because the mean of its divisors is an integer number (835793127).

Almost surely, 2^6942523617 is an apocalyptic number.

It is an amenable number.

6942523617 is a deficient number, since it is larger than the sum of its proper divisors (3086993907).

6942523617 is a wasteful number, since it uses less digits than its factorization.

6942523617 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 109840 (or 109837 counting only the distinct ones).

The product of its digits is 544320, while the sum is 45.

The square root of 6942523617 is about 83321.8075716076. The cubic root of 6942523617 is about 1907.6811508188.

The spelling of 6942523617 in words is "six billion, nine hundred forty-two million, five hundred twenty-three thousand, six hundred seventeen".