7080766777381 has 4 divisors (see below), whose sum is σ = 7724472848064. Its totient is φ = 6437060706700.

The previous prime is 7080766777373. The next prime is 7080766777417. The reversal of 7080766777381 is 1837776670807.

7080766777381 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 7080766777381 - 2³ = 7080766777373 is a prime.

It is a super-2 number, since 2×7080766777381² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7080766774381) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 321853035325 + ... + 321853035346.

It is an arithmetic number, because the mean of its divisors is an integer number (1931118212016).

Almost surely, 2^{7080766777381} is an apocalyptic number.

It is an amenable number.

7080766777381 is a deficient number, since it is larger than the sum of its proper divisors (643706070683).

7080766777381 is a wasteful number, since it uses less digits than its factorization.

7080766777381 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 643706070682.

The product of its (nonzero) digits is 116169984, while the sum is 67.

The spelling of 7080766777381 in words is "seven trillion, eighty billion, seven hundred sixty-six million, seven hundred seventy-seven thousand, three hundred eighty-one".