7999990001011 has 16 divisors (see below), whose sum is σ = 8511131566080. Its totient is φ = 7507688199840.

The previous prime is 7999990000987. The next prime is 7999990001033. The reversal of 7999990001011 is 1101000999997.

It is a cyclic number.

It is not a de Polignac number, because 7999990001011 - 2¹¹ = 7999989998963 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (7999990001041) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 25028011 + ... + 25345636.

It is an arithmetic number, because the mean of its divisors is an integer number (531945722880).

Almost surely, 2^{7999990001011} is an apocalyptic number.

7999990001011 is a deficient number, since it is larger than the sum of its proper divisors (511141565069).

7999990001011 is a wasteful number, since it uses less digits than its factorization.

7999990001011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50373834.

The product of its (nonzero) digits is 413343, while the sum is 55.

The spelling of 7999990001011 in words is "seven trillion, nine hundred ninety-nine billion, nine hundred ninety million, one thousand, eleven".