166401215341035 has 8 divisors (see below), whose sum is σ = 266241944545680. Its totient is φ = 88747314848544.

The previous prime is 166401215341027. The next prime is 166401215341111. The reversal of 166401215341035 is 530143512104661.

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

It is not a de Polignac number, because 166401215341035 - 2³ = 166401215341027 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5546707178020 + ... + 5546707178049.

It is an arithmetic number, because the mean of its divisors is an integer number (33280243068210).

Almost surely, 2^{166401215341035} is an apocalyptic number.

166401215341035 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

166401215341035 is a deficient number, since it is larger than the sum of its proper divisors (99840729204645).

166401215341035 is a wasteful number, since it uses less digits than its factorization.

166401215341035 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11093414356077.

The product of its (nonzero) digits is 259200, while the sum is 42.

Adding to 166401215341035 its reverse (530143512104661), we get a palindrome (696544727445696).

The spelling of 166401215341035 in words is "one hundred sixty-six trillion, four hundred one billion, two hundred fifteen million, three hundred forty-one thousand, thirty-five".