131552442444154 has 16 divisors (see below), whose sum is σ = 197763797268576. Its totient is φ = 65631186918000.

The previous prime is 131552442444139. The next prime is 131552442444193. The reversal of 131552442444154 is 451444244255131.

It is a super-2 number, since 2×131552442444154² (a number of 29 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 131552442444098 and 131552442444107.

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, 23319769 + ... + 28406275.

It is an arithmetic number, because the mean of its divisors is an integer number (12360237329286).

Almost surely, 2^{131552442444154} is an apocalyptic number.

131552442444154 is a deficient number, since it is larger than the sum of its proper divisors (66211354824422).

131552442444154 is a wasteful number, since it uses less digits than its factorization.

131552442444154 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5115021.

The product of its digits is 6144000, while the sum is 49.

Adding to 131552442444154 its reverse (451444244255131), we get a palindrome (582996686699285).

The spelling of 131552442444154 in words is "one hundred thirty-one trillion, five hundred fifty-two billion, four hundred forty-two million, four hundred forty-four thousand, one hundred fifty-four".