7876078011 has 20 divisors (see below), whose sum is σ = 11837700072. Its totient is φ = 5218496928.

The previous prime is 7876078009. The next prime is 7876078027. The reversal of 7876078011 is 1108706787.

It is a happy number.

It is not a de Polignac number, because 7876078011 - 2¹ = 7876078009 is a prime.

It is a super-2 number, since 2×7876078011² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (7876078811) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 285066 + ... + 311471.

Almost surely, 2^7876078011 is an apocalyptic number.

7876078011 is a deficient number, since it is larger than the sum of its proper divisors (3961622061).

7876078011 is a wasteful number, since it uses less digits than its factorization.

7876078011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 596712 (or 596703 counting only the distinct ones).

The product of its (nonzero) digits is 131712, while the sum is 45.

The square root of 7876078011 is about 88747.2704425325. The cubic root of 7876078011 is about 1989.6193821858.

The spelling of 7876078011 in words is "seven billion, eight hundred seventy-six million, seventy-eight thousand, eleven".