7770042265867 has 8 divisors (see below), whose sum is σ = 8890760069600. Its totient is φ = 6652002403584.

The previous prime is 7770042265859. The next prime is 7770042265873. The reversal of 7770042265867 is 7685622400777.

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

It is a cyclic number.

It is not a de Polignac number, because 7770042265867 - 2³ = 7770042265859 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (7770042265847) 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, 669479142 + ... + 669490747.

It is an arithmetic number, because the mean of its divisors is an integer number (1111345008700).

Almost surely, 2^{7770042265867} is an apocalyptic number.

7770042265867 is a deficient number, since it is larger than the sum of its proper divisors (1120717803733).

7770042265867 is a wasteful number, since it uses less digits than its factorization.

7770042265867 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1338970725.

The product of its (nonzero) digits is 55319040, while the sum is 61.

The spelling of 7770042265867 in words is "seven trillion, seven hundred seventy billion, forty-two million, two hundred sixty-five thousand, eight hundred sixty-seven".