38423856141161 has 16 divisors (see below), whose sum is σ = 40726342285200. Its totient is φ = 36126082664448.

The previous prime is 38423856141157. The next prime is 38423856141163. The reversal of 38423856141161 is 16114165832483.

It can be written as a sum of positive squares in 8 ways, for example, as 1860307772761 + 36563548368400 = 1363931^2 + 6046780^2 .

It is not a de Polignac number, because 38423856141161 - 2² = 38423856141157 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (38423856141163) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 71859551 + ... + 72392283.

It is an arithmetic number, because the mean of its divisors is an integer number (2545396392825).

Almost surely, 2^{38423856141161} is an apocalyptic number.

It is an amenable number.

38423856141161 is a deficient number, since it is larger than the sum of its proper divisors (2302486144039).

38423856141161 is a wasteful number, since it uses less digits than its factorization.

38423856141161 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 537148.

The product of its digits is 3317760, while the sum is 53.

The spelling of 38423856141161 in words is "thirty-eight trillion, four hundred twenty-three billion, eight hundred fifty-six million, one hundred forty-one thousand, one hundred sixty-one".