15440040510141 has 32 divisors (see below), whose sum is σ = 22615434914688. Its totient is φ = 9312237285120.

The previous prime is 15440040510131. The next prime is 15440040510157. The reversal of 15440040510141 is 14101504004451.

It is not a de Polignac number, because 15440040510141 - 2¹¹ = 15440040508093 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 15440040510099 and 15440040510108.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (15440040510101) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 14482530 + ... + 15512051.

It is an arithmetic number, because the mean of its divisors is an integer number (706732341084).

Almost surely, 2^{15440040510141} is an apocalyptic number.

It is an amenable number.

15440040510141 is a deficient number, since it is larger than the sum of its proper divisors (7175394404547).

15440040510141 is a wasteful number, since it uses less digits than its factorization.

15440040510141 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29994861.

The product of its (nonzero) digits is 6400, while the sum is 30.

Adding to 15440040510141 its reverse (14101504004451), we get a palindrome (29541544514592).

The spelling of 15440040510141 in words is "fifteen trillion, four hundred forty billion, forty million, five hundred ten thousand, one hundred forty-one".