77408441112 has 32 divisors (see below), whose sum is σ = 194219751600. Its totient is φ = 25709660544.

The previous prime is 77408441069. The next prime is 77408441113. The reversal of 77408441112 is 21114480477.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (77408441113) 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, 5815287 + ... + 5828582.

Almost surely, 2^77408441112 is an apocalyptic number.

It is an amenable number.

77408441112 is an abundant number, since it is smaller than the sum of its proper divisors (116811310488).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

77408441112 is a wasteful number, since it uses less digits than its factorization.

77408441112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11644155 (or 11644151 counting only the distinct ones).

The product of its (nonzero) digits is 50176, while the sum is 39.

The spelling of 77408441112 in words is "seventy-seven billion, four hundred eight million, four hundred forty-one thousand, one hundred twelve".