76611841749 has 12 divisors (see below), whose sum is σ = 110676760012. Its totient is φ = 51067540800.

The previous prime is 76611841741. The next prime is 76611841769. The reversal of 76611841749 is 94714811667.

76611841749 is a `hidden beast` number, since 7 + 6 + 611 + 8 + 4 + 17 + 4 + 9 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 8598852900 + 68012988849 = 92730^2 + 260793^2 .

It is not a de Polignac number, because 76611841749 - 2³ = 76611841741 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 76611841695 and 76611841704.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (76611841741) 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 11 ways as a sum of consecutive naturals, for example, 515482 + ... + 647259.

Almost surely, 2^76611841749 is an apocalyptic number.

It is an amenable number.

76611841749 is a deficient number, since it is larger than the sum of its proper divisors (34064918263).

76611841749 is a wasteful number, since it uses less digits than its factorization.

76611841749 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1170068 (or 1170065 counting only the distinct ones).

The product of its digits is 2032128, while the sum is 54.

The spelling of 76611841749 in words is "seventy-six billion, six hundred eleven million, eight hundred forty-one thousand, seven hundred forty-nine".