38840028224623 has 2 divisors, whose sum is σ = 38840028224624. Its totient is φ = 38840028224622.

The previous prime is 38840028224593. The next prime is 38840028224633. The reversal of 38840028224623 is 32642282004883.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-38840028224623 is a prime.

It is a super-2 number, since 2×38840028224623² (a number of 28 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (38840028224633) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 19420014112311 + 19420014112312.

It is an arithmetic number, because the mean of its divisors is an integer number (19420014112312).

Almost surely, 2^{38840028224623} is an apocalyptic number.

38840028224623 is a deficient number, since it is larger than the sum of its proper divisors (1).

38840028224623 is an equidigital number, since it uses as much as digits as its factorization.

38840028224623 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 7077888, while the sum is 52.

The spelling of 38840028224623 in words is "thirty-eight trillion, eight hundred forty billion, twenty-eight million, two hundred twenty-four thousand, six hundred twenty-three".