15340004053545 has 32 divisors (see below), whose sum is σ = 25169041446912. Its totient is φ = 7973812389312.

The previous prime is 15340004053529. The next prime is 15340004053559. The reversal of 15340004053545 is 54535040004351.

It is a happy number.

It is not a de Polignac number, because 15340004053545 - 2⁴ = 15340004053529 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 25384899 + ... + 25982168.

It is an arithmetic number, because the mean of its divisors is an integer number (786532545216).

Almost surely, 2^{15340004053545} is an apocalyptic number.

15340004053545 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

15340004053545 is a deficient number, since it is larger than the sum of its proper divisors (9829037393367).

15340004053545 is a wasteful number, since it uses less digits than its factorization.

15340004053545 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51367581.

The product of its (nonzero) digits is 360000, while the sum is 39.

Adding to 15340004053545 its reverse (54535040004351), we get a palindrome (69875044057896).

The spelling of 15340004053545 in words is "fifteen trillion, three hundred forty billion, four million, fifty-three thousand, five hundred forty-five".