238935147623 has 2 divisors, whose sum is σ = 238935147624. Its totient is φ = 238935147622.

The previous prime is 238935147559. The next prime is 238935147643. The reversal of 238935147623 is 326741539832.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 238935147623 - 2⁶ = 238935147559 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (238935147643) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 119467573811 + 119467573812.

It is an arithmetic number, because the mean of its divisors is an integer number (119467573812).

Almost surely, 2^238935147623 is an apocalyptic number.

238935147623 is a deficient number, since it is larger than the sum of its proper divisors (1).

238935147623 is an equidigital number, since it uses as much as digits as its factorization.

238935147623 is an evil number, because the sum of its binary digits is even.

The product of its digits is 6531840, while the sum is 53.

The spelling of 238935147623 in words is "two hundred thirty-eight billion, nine hundred thirty-five million, one hundred forty-seven thousand, six hundred twenty-three".