77767053 has 32 divisors (see below), whose sum is σ = 128679936. Its totient is φ = 40678848.

The previous prime is 77767051. The next prime is 77767103. The reversal of 77767053 is 35076777.

It is not a de Polignac number, because 77767053 - 2¹ = 77767051 is a prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 77766996 and 77767014.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (77767051) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 33550 + ... + 35792.

It is an arithmetic number, because the mean of its divisors is an integer number (4021248).

Almost surely, 2^77767053 is an apocalyptic number.

It is an amenable number.

77767053 is a deficient number, since it is larger than the sum of its proper divisors (50912883).

77767053 is a wasteful number, since it uses less digits than its factorization.

77767053 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2393.

The product of its (nonzero) digits is 216090, while the sum is 42.

The square root of 77767053 is about 8818.5629781728. The cubic root of 77767053 is about 426.8401008650.

The spelling of 77767053 in words is "seventy-seven million, seven hundred sixty-seven thousand, fifty-three".