7111721510006 has 16 divisors (see below), whose sum is σ = 10780252232400. Its totient is φ = 3518322432000.

The previous prime is 7111721509973. The next prime is 7111721510017. The reversal of 7111721510006 is 6000151271117.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3804956 + ... + 5357343.

It is an arithmetic number, because the mean of its divisors is an integer number (673765764525).

Almost surely, 2^{7111721510006} is an apocalyptic number.

7111721510006 is a deficient number, since it is larger than the sum of its proper divisors (3668530722394).

7111721510006 is a wasteful number, since it uses less digits than its factorization.

7111721510006 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9166399.

The product of its (nonzero) digits is 2940, while the sum is 32.

The spelling of 7111721510006 in words is "seven trillion, one hundred eleven billion, seven hundred twenty-one million, five hundred ten thousand, six".