77054544111 has 8 divisors (see below), whose sum is σ = 102796445104. Its totient is φ = 51341169600.

The previous prime is 77054544109. The next prime is 77054544113. The reversal of 77054544111 is 11144545077.

It is an interprime number because it is at equal distance from previous prime (77054544109) and next prime (77054544113).

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

It is not a de Polignac number, because 77054544111 - 2¹ = 77054544109 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 77054544111.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (77054544113) 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, 7125316 + ... + 7136121.

It is an arithmetic number, because the mean of its divisors is an integer number (12849555638).

Almost surely, 2^77054544111 is an apocalyptic number.

77054544111 is a deficient number, since it is larger than the sum of its proper divisors (25741900993).

77054544111 is a wasteful number, since it uses less digits than its factorization.

77054544111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14263241.

The product of its (nonzero) digits is 78400, while the sum is 39.

The spelling of 77054544111 in words is "seventy-seven billion, fifty-four million, five hundred forty-four thousand, one hundred eleven".