7056721701 has 48 divisors (see below), whose sum is σ = 11287051776. Its totient is φ = 4395139056.

The previous prime is 7056721643. The next prime is 7056721813. The reversal of 7056721701 is 1071276507.

7056721701 is a `hidden beast` number, since 7 + 0 + 567 + 21 + 70 + 1 = 666.

It is not a de Polignac number, because 7056721701 - 2¹¹ = 7056719653 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7056721501) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 225646 + ... + 255008.

It is an arithmetic number, because the mean of its divisors is an integer number (235146912).

Almost surely, 2^7056721701 is an apocalyptic number.

It is an amenable number.

7056721701 is a deficient number, since it is larger than the sum of its proper divisors (4230330075).

7056721701 is a wasteful number, since it uses less digits than its factorization.

7056721701 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29444 (or 29432 counting only the distinct ones).

The product of its (nonzero) digits is 20580, while the sum is 36.

The square root of 7056721701 is about 84004.2957294447. The cubic root of 7056721701 is about 1918.0841802959.

The spelling of 7056721701 in words is "seven billion, fifty-six million, seven hundred twenty-one thousand, seven hundred one".