15552540123441 has 16 divisors (see below), whose sum is σ = 21828379790400. Its totient is φ = 9822542934528.

The previous prime is 15552540123427. The next prime is 15552540123451. The reversal of 15552540123441 is 14432104525551.

It is not a de Polignac number, because 15552540123441 - 2¹⁵ = 15552540090673 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 15552540123393 and 15552540123402.

It is not an unprimeable number, because it can be changed into a prime (15552540123451) 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, 3514645 + ... + 6592253.

It is an arithmetic number, because the mean of its divisors is an integer number (1364273736900).

Almost surely, 2^{15552540123441} is an apocalyptic number.

It is an amenable number.

15552540123441 is a deficient number, since it is larger than the sum of its proper divisors (6275839666959).

15552540123441 is a wasteful number, since it uses less digits than its factorization.

15552540123441 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3166288.

The product of its (nonzero) digits is 480000, while the sum is 42.

Adding to 15552540123441 its reverse (14432104525551), we get a palindrome (29984644648992).

The spelling of 15552540123441 in words is "fifteen trillion, five hundred fifty-two billion, five hundred forty million, one hundred twenty-three thousand, four hundred forty-one".