77060055 has 16 divisors (see below), whose sum is σ = 123550560. Its totient is φ = 41013888.

The previous prime is 77059993. The next prime is 77060069. The reversal of 77060055 is 55006077.

It is not a de Polignac number, because 77060055 - 2¹⁸ = 76797911 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2589 + ... + 12681.

It is an arithmetic number, because the mean of its divisors is an integer number (7721910).

Almost surely, 2^77060055 is an apocalyptic number.

77060055 is a deficient number, since it is larger than the sum of its proper divisors (46490505).

77060055 is a wasteful number, since it uses less digits than its factorization.

77060055 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10610.

The product of its (nonzero) digits is 7350, while the sum is 30.

The square root of 77060055 is about 8778.3856716369. The cubic root of 77060055 is about 425.5426609035.

The spelling of 77060055 in words is "seventy-seven million, sixty thousand, fifty-five".