38575131284923 has 2 divisors, whose sum is σ = 38575131284924. Its totient is φ = 38575131284922.

The previous prime is 38575131284839. The next prime is 38575131284929. The reversal of 38575131284923 is 32948213157583.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 38575131284923 - 2⁹ = 38575131284411 is a prime.

It is not a weakly prime, because it can be changed into another prime (38575131284929) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 19287565642461 + 19287565642462.

It is an arithmetic number, because the mean of its divisors is an integer number (19287565642462).

Almost surely, 2^{38575131284923} is an apocalyptic number.

38575131284923 is a deficient number, since it is larger than the sum of its proper divisors (1).

38575131284923 is an equidigital number, since it uses as much as digits as its factorization.

38575131284923 is an evil number, because the sum of its binary digits is even.

The product of its digits is 43545600, while the sum is 61.

The spelling of 38575131284923 in words is "thirty-eight trillion, five hundred seventy-five billion, one hundred thirty-one million, two hundred eighty-four thousand, nine hundred twenty-three".