7775180066042 has 8 divisors (see below), whose sum is σ = 11690472642132. Its totient is φ = 3878355852000.

The previous prime is 7775180066041. The next prime is 7775180066057. The reversal of 7775180066042 is 2406600815777.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 6780654552961 + 994525513081 = 2603969^2 + 997259^2 .

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

It is not an unprimeable number, because it can be changed into a prime (7775180066041) 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, 4617089459 + ... + 4617091142.

Almost surely, 2^{7775180066042} is an apocalyptic number.

7775180066042 is a deficient number, since it is larger than the sum of its proper divisors (3915292576090).

7775180066042 is a wasteful number, since it uses less digits than its factorization.

7775180066042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9234181024.

The product of its (nonzero) digits is 3951360, while the sum is 53.

The spelling of 7775180066042 in words is "seven trillion, seven hundred seventy-five billion, one hundred eighty million, sixty-six thousand, forty-two".