141220557136 has 40 divisors (see below), whose sum is σ = 283083834600. Its totient is φ = 68167249920.

The previous prime is 141220557113. The next prime is 141220557167. The reversal of 141220557136 is 631755022141.

It can be written as a sum of positive squares in 4 ways, for example, as 15536126736 + 125684430400 = 124644^2 + 354520^2 .

It is a junction number, because it is equal to n+sod(n) for n = 141220557095 and 141220557104.

It is a congruent number.

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, 5931496 + ... + 5955256.

It is an arithmetic number, because the mean of its divisors is an integer number (7077095865).

Almost surely, 2^141220557136 is an apocalyptic number.

141220557136 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

141220557136 is an abundant number, since it is smaller than the sum of its proper divisors (141863277464).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

141220557136 is a wasteful number, since it uses less digits than its factorization.

141220557136 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36607 (or 36601 counting only the distinct ones).

The product of its (nonzero) digits is 50400, while the sum is 37.

Adding to 141220557136 its reverse (631755022141), we get a palindrome (772975579277).

The spelling of 141220557136 in words is "one hundred forty-one billion, two hundred twenty million, five hundred fifty-seven thousand, one hundred thirty-six".