38263357453 has 2 divisors, whose sum is σ = 38263357454. Its totient is φ = 38263357452.

The previous prime is 38263357411. The next prime is 38263357459. The reversal of 38263357453 is 35475336283.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 31656593929 + 6606763524 = 177923^2 + 81282^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-38263357453 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 38263357397 and 38263357406.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (38263357459) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 19131678726 + 19131678727.

It is an arithmetic number, because the mean of its divisors is an integer number (19131678727).

Almost surely, 2^38263357453 is an apocalyptic number.

It is an amenable number.

38263357453 is a deficient number, since it is larger than the sum of its proper divisors (1).

38263357453 is an equidigital number, since it uses as much as digits as its factorization.

38263357453 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 5443200, while the sum is 49.

The spelling of 38263357453 in words is "thirty-eight billion, two hundred sixty-three million, three hundred fifty-seven thousand, four hundred fifty-three".