7042855577 has 8 divisors (see below), whose sum is σ = 7359977856. Its totient is φ = 6732703152.

The previous prime is 7042855541. The next prime is 7042855607. The reversal of 7042855577 is 7755582407.

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 7042855577 - 2⁸ = 7042855321 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (7042855537) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1740398 + ... + 1744439.

It is an arithmetic number, because the mean of its divisors is an integer number (919997232).

Almost surely, 2^7042855577 is an apocalyptic number.

It is an amenable number.

7042855577 is a deficient number, since it is larger than the sum of its proper divisors (317122279).

7042855577 is a wasteful number, since it uses less digits than its factorization.

7042855577 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3484927.

The product of its (nonzero) digits is 2744000, while the sum is 50.

The square root of 7042855577 is about 83921.7229148687. The cubic root of 7042855577 is about 1916.8270416663.

The spelling of 7042855577 in words is "seven billion, forty-two million, eight hundred fifty-five thousand, five hundred seventy-seven".