77141141077 has 32 divisors (see below), whose sum is σ = 109666738944. Its totient is φ = 52222233600.

The previous prime is 77141141057. The next prime is 77141141081. The reversal of 77141141077 is 77014114177.

It is a cyclic number.

It is not a de Polignac number, because 77141141077 - 2¹⁹ = 77140616789 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (77141141057) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2249574 + ... + 2283607.

It is an arithmetic number, because the mean of its divisors is an integer number (3427085592).

Almost surely, 2^77141141077 is an apocalyptic number.

77141141077 is a gapful number since it is divisible by the number (77) formed by its first and last digit.

It is an amenable number.

77141141077 is a deficient number, since it is larger than the sum of its proper divisors (32525597867).

77141141077 is a wasteful number, since it uses less digits than its factorization.

77141141077 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4533229.

The product of its (nonzero) digits is 38416, while the sum is 40.

The spelling of 77141141077 in words is "seventy-seven billion, one hundred forty-one million, one hundred forty-one thousand, seventy-seven".