77066102 has 4 divisors (see below), whose sum is σ = 115599156. Its totient is φ = 38533050.

The previous prime is 77066069. The next prime is 77066107. The reversal of 77066102 is 20166077.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (77066107) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 19266524 + ... + 19266527.

It is an arithmetic number, because the mean of its divisors is an integer number (28899789).

Almost surely, 2^77066102 is an apocalyptic number.

77066102 is a deficient number, since it is larger than the sum of its proper divisors (38533054).

77066102 is a wasteful number, since it uses less digits than its factorization.

77066102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38533053.

The product of its (nonzero) digits is 3528, while the sum is 29.

The square root of 77066102 is about 8778.7300903946. The cubic root of 77066102 is about 425.5537915694.

The spelling of 77066102 in words is "seventy-seven million, sixty-six thousand, one hundred two".