77611118248 has 16 divisors (see below), whose sum is σ = 145545907680. Its totient is φ = 38798876208.

The previous prime is 77611118227. The next prime is 77611118269. The reversal of 77611118248 is 84281111677.

It is an interprime number because it is at equal distance from previous prime (77611118227) and next prime (77611118269).

It is a junction number, because it is equal to n+sod(n) for n = 77611118198 and 77611118207.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 785836 + ... + 879067.

It is an arithmetic number, because the mean of its divisors is an integer number (9096619230).

Almost surely, 2^77611118248 is an apocalyptic number.

It is an amenable number.

77611118248 is a deficient number, since it is larger than the sum of its proper divisors (67934789432).

77611118248 is a wasteful number, since it uses less digits than its factorization.

77611118248 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1670736 (or 1670732 counting only the distinct ones).

The product of its digits is 150528, while the sum is 46.

The spelling of 77611118248 in words is "seventy-seven billion, six hundred eleven million, one hundred eighteen thousand, two hundred forty-eight".