77671041088 has 14 divisors (see below), whose sum is σ = 154128472286. Its totient is φ = 38835520512.

The previous prime is 77671040983. The next prime is 77671041187. The reversal of 77671041088 is 88014017677.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 75695416384 + 1975624704 = 275128^2 + 44448^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 606804945 + ... + 606805072.

Almost surely, 2^77671041088 is an apocalyptic number.

It is an amenable number.

77671041088 is a deficient number, since it is larger than the sum of its proper divisors (76457431198).

77671041088 is a wasteful number, since it uses less digits than its factorization.

77671041088 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1213610029 (or 1213610019 counting only the distinct ones).

The product of its (nonzero) digits is 526848, while the sum is 49.

The spelling of 77671041088 in words is "seventy-seven billion, six hundred seventy-one million, forty-one thousand, eighty-eight".