7085729126 has 32 divisors (see below), whose sum is σ = 12293752320. Its totient is φ = 3000102336.

The previous prime is 7085729099. The next prime is 7085729137. The reversal of 7085729126 is 6219275807.

It is a happy number.

It is a congruent number.

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, 2923151 + ... + 2925573.

It is an arithmetic number, because the mean of its divisors is an integer number (384179760).

Almost surely, 2^7085729126 is an apocalyptic number.

7085729126 is a deficient number, since it is larger than the sum of its proper divisors (5208023194).

7085729126 is a wasteful number, since it uses less digits than its factorization.

7085729126 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4868.

The product of its (nonzero) digits is 423360, while the sum is 47.

The square root of 7085729126 is about 84176.7730790389. The cubic root of 7085729126 is about 1920.7087521905.

The spelling of 7085729126 in words is "seven billion, eighty-five million, seven hundred twenty-nine thousand, one hundred twenty-six".