38777760311 has 2 divisors, whose sum is σ = 38777760312. Its totient is φ = 38777760310.

The previous prime is 38777760239. The next prime is 38777760323. The reversal of 38777760311 is 11306777783.

38777760311 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-38777760311 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 38777760311.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (38777760341) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 19388880155 + 19388880156.

It is an arithmetic number, because the mean of its divisors is an integer number (19388880156).

Almost surely, 2^38777760311 is an apocalyptic number.

38777760311 is a deficient number, since it is larger than the sum of its proper divisors (1).

38777760311 is an equidigital number, since it uses as much as digits as its factorization.

38777760311 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1037232, while the sum is 50.

The spelling of 38777760311 in words is "thirty-eight billion, seven hundred seventy-seven million, seven hundred sixty thousand, three hundred eleven".