238946444507 has 2 divisors, whose sum is σ = 238946444508. Its totient is φ = 238946444506.

The previous prime is 238946444461. The next prime is 238946444593. The reversal of 238946444507 is 705444649832.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 238946444507 - 2²⁸ = 238678009051 is a prime.

It is not a weakly prime, because it can be changed into another prime (238946444207) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 119473222253 + 119473222254.

It is an arithmetic number, because the mean of its divisors is an integer number (119473222254).

Almost surely, 2^238946444507 is an apocalyptic number.

238946444507 is a deficient number, since it is larger than the sum of its proper divisors (1).

238946444507 is an equidigital number, since it uses as much as digits as its factorization.

238946444507 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 23224320, while the sum is 56.

The spelling of 238946444507 in words is "two hundred thirty-eight billion, nine hundred forty-six million, four hundred forty-four thousand, five hundred seven".