354303504344220 has 96 divisors (see below), whose sum is σ = 994850513448960. Its totient is φ = 94214401585920.

The previous prime is 354303504344219. The next prime is 354303504344227. The reversal of 354303504344220 is 22443405303453.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (354303504344227) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 53424879 + ... + 59689401.

It is an arithmetic number, because the mean of its divisors is an integer number (10363026181760).

Almost surely, 2^{354303504344220} is an apocalyptic number.

354303504344220 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

354303504344220 is an abundant number, since it is smaller than the sum of its proper divisors (640547009104740).

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

354303504344220 is a wasteful number, since it uses less digits than its factorization.

354303504344220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6267195 (or 6267193 counting only the distinct ones).

The product of its (nonzero) digits is 2073600, while the sum is 42.

Adding to 354303504344220 its reverse (22443405303453), we get a palindrome (376746909647673).

The spelling of 354303504344220 in words is "three hundred fifty-four trillion, three hundred three billion, five hundred four million, three hundred forty-four thousand, two hundred twenty".