354021453030 has 128 divisors (see below), whose sum is σ = 977042626560. Its totient is φ = 80418769920.

The previous prime is 354021453017. The next prime is 354021453041. The reversal of 354021453030 is 30354120453.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 99470391 + ... + 99473949.

It is an arithmetic number, because the mean of its divisors is an integer number (7633145520).

Almost surely, 2^354021453030 is an apocalyptic number.

354021453030 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 354021453030, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (488521313280).

354021453030 is an abundant number, since it is smaller than the sum of its proper divisors (623021173530).

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

354021453030 is a wasteful number, since it uses less digits than its factorization.

354021453030 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6374.

The product of its (nonzero) digits is 21600, while the sum is 30.

Adding to 354021453030 its reverse (30354120453), we get a palindrome (384375573483).

The spelling of 354021453030 in words is "three hundred fifty-four billion, twenty-one million, four hundred fifty-three thousand, thirty".