77306018103 has 6 divisors (see below), whose sum is σ = 111664248384. Its totient is φ = 51537345396.

The previous prime is 77306018099. The next prime is 77306018107. The reversal of 77306018103 is 30181060377.

77306018103 is a `hidden beast` number, since 7 + 7 + 30 + 601 + 8 + 10 + 3 = 666.

It is an interprime number because it is at equal distance from previous prime (77306018099) and next prime (77306018107).

It is not a de Polignac number, because 77306018103 - 2² = 77306018099 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (77306018107) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 4294778775 + ... + 4294778792.

It is an arithmetic number, because the mean of its divisors is an integer number (18610708064).

Almost surely, 2^77306018103 is an apocalyptic number.

77306018103 is a deficient number, since it is larger than the sum of its proper divisors (34358230281).

77306018103 is a wasteful number, since it uses less digits than its factorization.

77306018103 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8589557573 (or 8589557570 counting only the distinct ones).

The product of its (nonzero) digits is 21168, while the sum is 36.

The spelling of 77306018103 in words is "seventy-seven billion, three hundred six million, eighteen thousand, one hundred three".