172641600041 has 4 divisors (see below), whose sum is σ = 173402135952. Its totient is φ = 171881064132.

The previous prime is 172641600037. The next prime is 172641600091. The reversal of 172641600041 is 140006146271.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 172641600041 - 2² = 172641600037 is a prime.

It is a super-2 number, since 2×172641600041² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 172641599980 and 172641600007.

It is not an unprimeable number, because it can be changed into a prime (172641600091) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 380267615 + ... + 380268068.

It is an arithmetic number, because the mean of its divisors is an integer number (43350533988).

Almost surely, 2^172641600041 is an apocalyptic number.

It is an amenable number.

172641600041 is a deficient number, since it is larger than the sum of its proper divisors (760535911).

172641600041 is an equidigital number, since it uses as much as digits as its factorization.

172641600041 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 760535910.

The product of its (nonzero) digits is 8064, while the sum is 32.

The spelling of 172641600041 in words is "one hundred seventy-two billion, six hundred forty-one million, six hundred thousand, forty-one".