172235381325027 has 16 divisors (see below), whose sum is σ = 235632091436448. Its totient is φ = 111840266661120.

The previous prime is 172235381325011. The next prime is 172235381325061. The reversal of 172235381325027 is 720523183532271.

It is not a de Polignac number, because 172235381325027 - 2⁴ = 172235381325011 is a prime.

It is not an unprimeable number, because it can be changed into a prime (172235381325067) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1142084188 + ... + 1142234985.

It is an arithmetic number, because the mean of its divisors is an integer number (14727005714778).

Almost surely, 2^{172235381325027} is an apocalyptic number.

172235381325027 is a deficient number, since it is larger than the sum of its proper divisors (63396710111421).

172235381325027 is a wasteful number, since it uses less digits than its factorization.

172235381325027 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2284319830.

The product of its (nonzero) digits is 4233600, while the sum is 51.

The spelling of 172235381325027 in words is "one hundred seventy-two trillion, two hundred thirty-five billion, three hundred eighty-one million, three hundred twenty-five thousand, twenty-seven".