355133433420 has 72 divisors (see below), whose sum is σ = 1077681447024. Its totient is φ = 94663271808.

The previous prime is 355133433409. The next prime is 355133433467. The reversal of 355133433420 is 24334331553.

355133433420 is a `hidden beast` number, since 3 + 55 + 133 + 433 + 42 + 0 = 666.

It is a super-2 number, since 2×355133433420² (a number of 24 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 33867 + ... + 843453.

Almost surely, 2^355133433420 is an apocalyptic number.

355133433420 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

355133433420 is an abundant number, since it is smaller than the sum of its proper divisors (722548013604).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

355133433420 is a wasteful number, since it uses less digits than its factorization.

355133433420 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 812039 (or 812034 counting only the distinct ones).

The product of its (nonzero) digits is 194400, while the sum is 36.

Adding to 355133433420 its reverse (24334331553), we get a palindrome (379467764973).

The spelling of 355133433420 in words is "three hundred fifty-five billion, one hundred thirty-three million, four hundred thirty-three thousand, four hundred twenty".