355921490481 has 8 divisors (see below), whose sum is σ = 475906356960. Its totient is φ = 236608808832.

The previous prime is 355921490479. The next prime is 355921490497. The reversal of 355921490481 is 184094129553.

355921490481 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

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

It is not a de Polignac number, because 355921490481 - 2¹ = 355921490479 is a prime.

It is a super-2 number, since 2×355921490481² (a number of 24 digits) contains 22 as substring.

It is a Smith number, since the sum of its digits (51) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is not an unprimeable number, because it can be changed into a prime (355921490461) 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, 168044971 + ... + 168047088.

It is an arithmetic number, because the mean of its divisors is an integer number (59488294620).

Almost surely, 2^355921490481 is an apocalyptic number.

It is an amenable number.

355921490481 is a deficient number, since it is larger than the sum of its proper divisors (119984866479).

355921490481 is a wasteful number, since it uses less digits than its factorization.

355921490481 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 336092415.

The product of its (nonzero) digits is 1555200, while the sum is 51.

The spelling of 355921490481 in words is "three hundred fifty-five billion, nine hundred twenty-one million, four hundred ninety thousand, four hundred eighty-one".