38358505864093 has 2 divisors, whose sum is σ = 38358505864094. Its totient is φ = 38358505864092.

The previous prime is 38358505864057. The next prime is 38358505864171. The reversal of 38358505864093 is 39046850585383.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 37330792471449 + 1027713392644 = 6109893^2 + 1013762^2 .

It is an emirp because it is prime and its reverse (39046850585383) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-38358505864093 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (38358505864043) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 19179252932046 + 19179252932047.

It is an arithmetic number, because the mean of its divisors is an integer number (19179252932047).

Almost surely, 2^{38358505864093} is an apocalyptic number.

It is an amenable number.

38358505864093 is a deficient number, since it is larger than the sum of its proper divisors (1).

38358505864093 is an equidigital number, since it uses as much as digits as its factorization.

38358505864093 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 373248000, while the sum is 67.

The spelling of 38358505864093 in words is "thirty-eight trillion, three hundred fifty-eight billion, five hundred five million, eight hundred sixty-four thousand, ninety-three".