77314235132 has 96 divisors (see below), whose sum is σ = 149987134080. Its totient is φ = 34743582720.

The previous prime is 77314235129. The next prime is 77314235137. The reversal of 77314235132 is 23153241377.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (77314235137) 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, 67054268 + ... + 67055420.

It is an arithmetic number, because the mean of its divisors is an integer number (1562365980).

Almost surely, 2^77314235132 is an apocalyptic number.

It is an amenable number.

77314235132 is a deficient number, since it is larger than the sum of its proper divisors (72672898948).

77314235132 is a wasteful number, since it uses less digits than its factorization.

77314235132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1863 (or 1861 counting only the distinct ones).

The product of its digits is 105840, while the sum is 38.

The spelling of 77314235132 in words is "seventy-seven billion, three hundred fourteen million, two hundred thirty-five thousand, one hundred thirty-two".