138262625001 has 8 divisors (see below), whose sum is σ = 204833518560. Its totient is φ = 92175083316.

The previous prime is 138262624991. The next prime is 138262625021. The reversal of 138262625001 is 100526262831.

138262625001 is a `hidden beast` number, since 1 + 3 + 8 + 2 + 626 + 25 + 0 + 0 + 1 = 666.

It is not a de Polignac number, because 138262625001 - 2⁷ = 138262624873 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (138262625021) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2560418955 + ... + 2560419008.

It is an arithmetic number, because the mean of its divisors is an integer number (25604189820).

Almost surely, 2^138262625001 is an apocalyptic number.

It is an amenable number.

138262625001 is a deficient number, since it is larger than the sum of its proper divisors (66570893559).

138262625001 is an equidigital number, since it uses as much as digits as its factorization.

138262625001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5120837972 (or 5120837966 counting only the distinct ones).

The product of its (nonzero) digits is 34560, while the sum is 36.

Adding to 138262625001 its reverse (100526262831), we get a palindrome (238788887832).

The spelling of 138262625001 in words is "one hundred thirty-eight billion, two hundred sixty-two million, six hundred twenty-five thousand, one".