38356747453 has 2 divisors, whose sum is σ = 38356747454. Its totient is φ = 38356747452.

The previous prime is 38356747411. The next prime is 38356747519. The reversal of 38356747453 is 35474765383.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 37650357369 + 706390084 = 194037^2 + 26578^2 .

It is a cyclic number.

It is not a de Polignac number, because 38356747453 - 2⁹ = 38356746941 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 38356747394 and 38356747403.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (38356742453) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 19178373726 + 19178373727.

It is an arithmetic number, because the mean of its divisors is an integer number (19178373727).

Almost surely, 2^38356747453 is an apocalyptic number.

It is an amenable number.

38356747453 is a deficient number, since it is larger than the sum of its proper divisors (1).

38356747453 is an equidigital number, since it uses as much as digits as its factorization.

38356747453 is an evil number, because the sum of its binary digits is even.

The product of its digits is 25401600, while the sum is 55.

The spelling of 38356747453 in words is "thirty-eight billion, three hundred fifty-six million, seven hundred forty-seven thousand, four hundred fifty-three".