38903922377 has 2 divisors, whose sum is σ = 38903922378. Its totient is φ = 38903922376.

The previous prime is 38903922361. The next prime is 38903922389. The reversal of 38903922377 is 77322930983.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 31985176336 + 6918746041 = 178844^2 + 83179^2 .

It is an emirp because it is prime and its reverse (77322930983) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 38903922377 - 2⁴ = 38903922361 is a prime.

It is not a weakly prime, because it can be changed into another prime (38903922077) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 19451961188 + 19451961189.

It is an arithmetic number, because the mean of its divisors is an integer number (19451961189).

Almost surely, 2^38903922377 is an apocalyptic number.

It is an amenable number.

38903922377 is a deficient number, since it is larger than the sum of its proper divisors (1).

38903922377 is an equidigital number, since it uses as much as digits as its factorization.

38903922377 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3429216, while the sum is 53.

The spelling of 38903922377 in words is "thirty-eight billion, nine hundred three million, nine hundred twenty-two thousand, three hundred seventy-seven".