77827480201077 has 16 divisors (see below), whose sum is σ = 104259630148800. Its totient is φ = 51640491405312.

The previous prime is 77827480201073. The next prime is 77827480201087. The reversal of 77827480201077 is 77010208472877.

It is not a de Polignac number, because 77827480201077 - 2² = 77827480201073 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 77827480201077.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (77827480201073) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 40673827 + ... + 42544272.

It is an arithmetic number, because the mean of its divisors is an integer number (6516226884300).

Almost surely, 2^{77827480201077} is an apocalyptic number.

It is an amenable number.

77827480201077 is a deficient number, since it is larger than the sum of its proper divisors (26432149947723).

77827480201077 is a wasteful number, since it uses less digits than its factorization.

77827480201077 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 83219572.

The product of its (nonzero) digits is 17210368, while the sum is 60.

The spelling of 77827480201077 in words is "seventy-seven trillion, eight hundred twenty-seven billion, four hundred eighty million, two hundred one thousand, seventy-seven".