7078668707 has 8 divisors (see below), whose sum is σ = 7756815360. Its totient is φ = 6406293960.

The previous prime is 7078668697. The next prime is 7078668721.

7078668707 is nontrivially palindromic in base 10.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 7078668707 - 2⁸ = 7078668451 is a prime.

It is a super-2 number, since 2×7078668707² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (7078668757) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1440407 + ... + 1445312.

It is an arithmetic number, because the mean of its divisors is an integer number (969601920).

Almost surely, 2^7078668707 is an apocalyptic number.

7078668707 is a deficient number, since it is larger than the sum of its proper divisors (678146653).

7078668707 is a wasteful number, since it uses less digits than its factorization.

7078668707 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2885953.

The product of its (nonzero) digits is 5531904, while the sum is 56.

The square root of 7078668707 is about 84134.8245793619. The cubic root of 7078668707 is about 1920.0705908472.

The spelling of 7078668707 in words is "seven billion, seventy-eight million, six hundred sixty-eight thousand, seven hundred seven".