355325052181 has 8 divisors (see below), whose sum is σ = 387638338464. Its totient is φ = 323013600720.

The previous prime is 355325052179. The next prime is 355325052197. The reversal of 355325052181 is 181250523553.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 355325052181 - 2¹ = 355325052179 is a prime.

It is a super-2 number, since 2×355325052181² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (355325052581) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 36915 + ... + 843808.

It is an arithmetic number, because the mean of its divisors is an integer number (48454792308).

Almost surely, 2^355325052181 is an apocalyptic number.

It is an amenable number.

355325052181 is a deficient number, since it is larger than the sum of its proper divisors (32313286283).

355325052181 is a wasteful number, since it uses less digits than its factorization.

355325052181 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 917411.

The product of its (nonzero) digits is 180000, while the sum is 40.

The spelling of 355325052181 in words is "three hundred fifty-five billion, three hundred twenty-five million, fifty-two thousand, one hundred eighty-one".