133565613342425 has 48 divisors (see below), whose sum is σ = 186290955544320. Its totient is φ = 94155317256000.

The previous prime is 133565613342407. The next prime is 133565613342437. The reversal of 133565613342425 is 524243316565331.

It is not a de Polignac number, because 133565613342425 - 2¹⁸ = 133565613080281 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 41562335 + ... + 44660484.

It is an arithmetic number, because the mean of its divisors is an integer number (3881061573840).

Almost surely, 2^{133565613342425} is an apocalyptic number.

It is an amenable number.

133565613342425 is a deficient number, since it is larger than the sum of its proper divisors (52725342201895).

133565613342425 is a wasteful number, since it uses less digits than its factorization.

133565613342425 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 86223014 (or 86223009 counting only the distinct ones).

The product of its digits is 23328000, while the sum is 53.

The spelling of 133565613342425 in words is "one hundred thirty-three trillion, five hundred sixty-five billion, six hundred thirteen million, three hundred forty-two thousand, four hundred twenty-five".