138245692395 has 8 divisors (see below), whose sum is σ = 221193107856. Its totient is φ = 73731035936.

The previous prime is 138245692373. The next prime is 138245692421. The reversal of 138245692395 is 593296542831.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 138245692395 - 2¹⁴ = 138245676011 is a prime.

It is a super-2 number, since 2×138245692395² (a number of 23 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4608189732 + ... + 4608189761.

It is an arithmetic number, because the mean of its divisors is an integer number (27649138482).

Almost surely, 2^138245692395 is an apocalyptic number.

138245692395 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

138245692395 is a deficient number, since it is larger than the sum of its proper divisors (82947415461).

138245692395 is an equidigital number, since it uses as much as digits as its factorization.

138245692395 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9216379501.

The product of its digits is 13996800, while the sum is 57.

The spelling of 138245692395 in words is "one hundred thirty-eight billion, two hundred forty-five million, six hundred ninety-two thousand, three hundred ninety-five".