356165169441 has 4 divisors (see below), whose sum is σ = 474886892592. Its totient is φ = 237443446292.

The previous prime is 356165169421. The next prime is 356165169499. The reversal of 356165169441 is 144961561653.

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, and also an emirpimes, since its reverse is a distinct semiprime: 144961561653 = 3 ⋅48320520551.

It is a cyclic number.

It is not a de Polignac number, because 356165169441 - 2¹⁹ = 356164645153 is a prime.

It is not an unprimeable number, because it can be changed into a prime (356165169421) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 59360861571 + ... + 59360861576.

It is an arithmetic number, because the mean of its divisors is an integer number (118721723148).

Almost surely, 2^356165169441 is an apocalyptic number.

It is an amenable number.

356165169441 is a deficient number, since it is larger than the sum of its proper divisors (118721723151).

356165169441 is a wasteful number, since it uses less digits than its factorization.

356165169441 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 118721723150.

The product of its digits is 2332800, while the sum is 51.

The spelling of 356165169441 in words is "three hundred fifty-six billion, one hundred sixty-five million, one hundred sixty-nine thousand, four hundred forty-one".