77756016111 has 8 divisors (see below), whose sum is σ = 104104874544. Its totient is φ = 51622250880.

The previous prime is 77756016109. The next prime is 77756016137. The reversal of 77756016111 is 11161065777.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 77756016111 - 2¹ = 77756016109 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (77756016101) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 53772456 + ... + 53773901.

It is an arithmetic number, because the mean of its divisors is an integer number (13013109318).

Almost surely, 2^77756016111 is an apocalyptic number.

77756016111 is a deficient number, since it is larger than the sum of its proper divisors (26348858433).

77756016111 is a wasteful number, since it uses less digits than its factorization.

77756016111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 107546601.

The product of its (nonzero) digits is 61740, while the sum is 42.

The spelling of 77756016111 in words is "seventy-seven billion, seven hundred fifty-six million, sixteen thousand, one hundred eleven".