53767800018377 has 2 divisors, whose sum is σ = 53767800018378. Its totient is φ = 53767800018376.

The previous prime is 53767800018353. The next prime is 53767800018437. The reversal of 53767800018377 is 77381000876735.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 43731094476601 + 10036705541776 = 6612949^2 + 3168076^2 .

It is a cyclic number.

It is not a de Polignac number, because 53767800018377 - 2¹⁸ = 53767799756233 is a prime.

It is not a weakly prime, because it can be changed into another prime (53767800018077) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26883900009188 + 26883900009189.

It is an arithmetic number, because the mean of its divisors is an integer number (26883900009189).

Almost surely, 2^{53767800018377} is an apocalyptic number.

It is an amenable number.

53767800018377 is a deficient number, since it is larger than the sum of its proper divisors (1).

53767800018377 is an equidigital number, since it uses as much as digits as its factorization.

53767800018377 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 41489280, while the sum is 62.

The spelling of 53767800018377 in words is "fifty-three trillion, seven hundred sixty-seven billion, eight hundred million, eighteen thousand, three hundred seventy-seven".