77263746011 has 4 divisors (see below), whose sum is σ = 77270089752. Its totient is φ = 77257402272.

The previous prime is 77263745989. The next prime is 77263746041. The reversal of 77263746011 is 11064736277.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 77263746011 - 2¹⁸ = 77263483867 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (77263746041) 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 3 ways as a sum of consecutive naturals, for example, 3153566 + ... + 3177971.

It is an arithmetic number, because the mean of its divisors is an integer number (19317522438).

Almost surely, 2^77263746011 is an apocalyptic number.

77263746011 is a deficient number, since it is larger than the sum of its proper divisors (6343741).

77263746011 is a wasteful number, since it uses less digits than its factorization.

77263746011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6343740.

The product of its (nonzero) digits is 296352, while the sum is 44.

The spelling of 77263746011 in words is "seventy-seven billion, two hundred sixty-three million, seven hundred forty-six thousand, eleven".