138250700001 has 12 divisors (see below), whose sum is σ = 200891238912. Its totient is φ = 91615233336.

The previous prime is 138250699997. The next prime is 138250700017. The reversal of 138250700001 is 100007052831.

It is not a de Polignac number, because 138250700001 - 2² = 138250699997 is a prime.

It is a super-2 number, since 2×138250700001² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (138250700801) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 45990081 + ... + 45993086.

It is an arithmetic number, because the mean of its divisors is an integer number (16740936576).

Almost surely, 2^138250700001 is an apocalyptic number.

It is an amenable number.

138250700001 is a deficient number, since it is larger than the sum of its proper divisors (62640538911).

138250700001 is a wasteful number, since it uses less digits than its factorization.

138250700001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 91983340 (or 91983337 counting only the distinct ones).

The product of its (nonzero) digits is 1680, while the sum is 27.

Adding to 138250700001 its reverse (100007052831), we get a palindrome (238257752832).

The spelling of 138250700001 in words is "one hundred thirty-eight billion, two hundred fifty million, seven hundred thousand, one".