77300124842 has 8 divisors (see below), whose sum is σ = 116127754596. Its totient is φ = 38590873312.

The previous prime is 77300124817. The next prime is 77300124851. The reversal of 77300124842 is 24842100377.

It is a Cunningham number, because it is equal to 278029²+1.

It can be written as a sum of positive squares in 2 ways, for example, as 77300124841 + 1 = 278029^2 + 1^2 .

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

It is a junction number, because it is equal to n+sod(n) for n = 77300124796 and 77300124805.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 29592923 + ... + 29595534.

Almost surely, 2^77300124842 is an apocalyptic number.

77300124842 is a deficient number, since it is larger than the sum of its proper divisors (38827629754).

77300124842 is a wasteful number, since it uses less digits than its factorization.

77300124842 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 59189112.

The product of its (nonzero) digits is 75264, while the sum is 38.

The spelling of 77300124842 in words is "seventy-seven billion, three hundred million, one hundred twenty-four thousand, eight hundred forty-two".