1523117652353 has 24 divisors (see below), whose sum is σ = 1774142312040. Its totient is φ = 1304298195200.

The previous prime is 1523117652341. The next prime is 1523117652439. The reversal of 1523117652353 is 3532567113251.

It can be written as a sum of positive squares in 4 ways, for example, as 39868907584 + 1483248744769 = 199672^2 + 1217887^2 .

It is not a de Polignac number, because 1523117652353 - 2³² = 1518822685057 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1523117658353) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 5149550 + ... + 5437287.

It is an arithmetic number, because the mean of its divisors is an integer number (73922596335).

Almost surely, 2^{1523117652353} is an apocalyptic number.

It is an amenable number.

1523117652353 is a deficient number, since it is larger than the sum of its proper divisors (251024659687).

1523117652353 is a wasteful number, since it uses less digits than its factorization.

1523117652353 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10586929 (or 10586918 counting only the distinct ones).

The product of its digits is 567000, while the sum is 44.

The spelling of 1523117652353 in words is "one trillion, five hundred twenty-three billion, one hundred seventeen million, six hundred fifty-two thousand, three hundred fifty-three".