12545436352051 has 8 divisors (see below), whose sum is σ = 13542300110880. Its totient is φ = 11586190093632.

The previous prime is 12545436352013. The next prime is 12545436352117. The reversal of 12545436352051 is 15025363454521.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 12545436352051 - 2³⁵ = 12511076613683 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 12545436351992 and 12545436352010.

It is not an unprimeable number, because it can be changed into a prime (12545436952051) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9404374410 + ... + 9404375743.

It is an arithmetic number, because the mean of its divisors is an integer number (1692787513860).

Almost surely, 2^{12545436352051} is an apocalyptic number.

12545436352051 is a deficient number, since it is larger than the sum of its proper divisors (996863758829).

12545436352051 is a wasteful number, since it uses less digits than its factorization.

12545436352051 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18808750205.

The product of its (nonzero) digits is 2160000, while the sum is 46.

The spelling of 12545436352051 in words is "twelve trillion, five hundred forty-five billion, four hundred thirty-six million, three hundred fifty-two thousand, fifty-one".