72325166043745 has 32 divisors (see below), whose sum is σ = 92863037589120. Its totient is φ = 53886160880640.

The previous prime is 72325166043679. The next prime is 72325166043769. The reversal of 72325166043745 is 54734066152327.

It is not a de Polignac number, because 72325166043745 - 2¹⁷ = 72325165912673 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, 8224911 + ... + 14570500.

It is an arithmetic number, because the mean of its divisors is an integer number (2901969924660).

Almost surely, 2^{72325166043745} is an apocalyptic number.

It is an amenable number.

72325166043745 is a deficient number, since it is larger than the sum of its proper divisors (20537871545375).

72325166043745 is a wasteful number, since it uses less digits than its factorization.

72325166043745 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22795825.

The product of its (nonzero) digits is 25401600, while the sum is 55.

The spelling of 72325166043745 in words is "seventy-two trillion, three hundred twenty-five billion, one hundred sixty-six million, forty-three thousand, seven hundred forty-five".