141211543440 has 80 divisors (see below), whose sum is σ = 477551774016. Its totient is φ = 34233100800.

The previous prime is 141211543411. The next prime is 141211543463. The reversal of 141211543440 is 44345112141.

It is a tau number, because it is divible by the number of its divisors (80).

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a junction number, because it is equal to n+sod(n) for n = 141211543398 and 141211543407.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 26741971 + ... + 26747250.

Almost surely, 2^141211543440 is an apocalyptic number.

141211543440 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

141211543440 is an abundant number, since it is smaller than the sum of its proper divisors (336340230576).

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

141211543440 is a wasteful number, since it uses less digits than its factorization.

141211543440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53489248 (or 53489242 counting only the distinct ones).

The product of its (nonzero) digits is 7680, while the sum is 30.

Adding to 141211543440 its reverse (44345112141), we get a palindrome (185556655581).

The spelling of 141211543440 in words is "one hundred forty-one billion, two hundred eleven million, five hundred forty-three thousand, four hundred forty".