77060511606 has 32 divisors (see below), whose sum is σ = 168077468160. Its totient is φ = 23410786464.

The previous prime is 77060511569. The next prime is 77060511613. The reversal of 77060511606 is 60611506077.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6246720 + ... + 6259043.

It is an arithmetic number, because the mean of its divisors is an integer number (5252420880).

Almost surely, 2^77060511606 is an apocalyptic number.

77060511606 is an abundant number, since it is smaller than the sum of its proper divisors (91016956554).

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

77060511606 is a wasteful number, since it uses less digits than its factorization.

77060511606 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12505860.

The product of its (nonzero) digits is 52920, while the sum is 39.

The spelling of 77060511606 in words is "seventy-seven billion, sixty million, five hundred eleven thousand, six hundred six".