77066054 has 16 divisors (see below), whose sum is σ = 129904992. Its totient is φ = 34022208.

The previous prime is 77066051. The next prime is 77066063. The reversal of 77066054 is 45066077.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (77066051) 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, 63839 + ... + 65034.

It is an arithmetic number, because the mean of its divisors is an integer number (8119062).

Almost surely, 2^77066054 is an apocalyptic number.

77066054 is a deficient number, since it is larger than the sum of its proper divisors (52838938).

77066054 is a wasteful number, since it uses less digits than its factorization.

77066054 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 128911.

The product of its (nonzero) digits is 35280, while the sum is 35.

The square root of 77066054 is about 8778.7273565136. The cubic root of 77066054 is about 425.5537032184.

The spelling of 77066054 in words is "seventy-seven million, sixty-six thousand, fifty-four".