1553437326089 has 48 divisors (see below), whose sum is σ = 1783429643520. Its totient is φ = 1350822211200.

The previous prime is 1553437326079. The next prime is 1553437326113. The reversal of 1553437326089 is 9806237343551.

It is not a de Polignac number, because 1553437326089 - 2²⁴ = 1553420548873 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1553437326079) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 114107447 + ... + 114121059.

It is an arithmetic number, because the mean of its divisors is an integer number (37154784240).

It is a 1-persistent number, because it is pandigital, but 2⋅1553437326089 = 3106874652178 is not.

Almost surely, 2^{1553437326089} is an apocalyptic number.

It is an amenable number.

1553437326089 is a deficient number, since it is larger than the sum of its proper divisors (229992317431).

1553437326089 is a wasteful number, since it uses less digits than its factorization.

1553437326089 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14102 (or 14091 counting only the distinct ones).

The product of its (nonzero) digits is 16329600, while the sum is 56.

The spelling of 1553437326089 in words is "one trillion, five hundred fifty-three billion, four hundred thirty-seven million, three hundred twenty-six thousand, eighty-nine".