77613112 has 16 divisors (see below), whose sum is σ = 145618200. Its totient is φ = 38781600.

The previous prime is 77613101. The next prime is 77613113. The reversal of 77613112 is 21131677.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (77613113) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 21862 + ... + 25162.

Almost surely, 2^77613112 is an apocalyptic number.

It is an amenable number.

77613112 is a deficient number, since it is larger than the sum of its proper divisors (68005088).

77613112 is a wasteful number, since it uses less digits than its factorization.

77613112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6246 (or 6242 counting only the distinct ones).

The product of its digits is 1764, while the sum is 28.

The square root of 77613112 is about 8809.8304183452. The cubic root of 77613112 is about 426.5582694469.

Adding to 77613112 its reverse (21131677), we get a palindrome (98744789).

The spelling of 77613112 in words is "seventy-seven million, six hundred thirteen thousand, one hundred twelve".