354445850550 has 144 divisors (see below), whose sum is σ = 975587558400. Its totient is φ = 85091582400.

The previous prime is 354445850533. The next prime is 354445850569. The reversal of 354445850550 is 55058544453.

It is a super-2 number, since 2×354445850550² (a number of 24 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 354445850550.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 1774651 + ... + 1964249.

It is an arithmetic number, because the mean of its divisors is an integer number (6774913600).

Almost surely, 2^354445850550 is an apocalyptic number.

354445850550 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 354445850550, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (487793779200).

354445850550 is an abundant number, since it is smaller than the sum of its proper divisors (621141707850).

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

354445850550 is a wasteful number, since it uses less digits than its factorization.

354445850550 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 189739 (or 189723 counting only the distinct ones).

The product of its (nonzero) digits is 4800000, while the sum is 48.

The spelling of 354445850550 in words is "three hundred fifty-four billion, four hundred forty-five million, eight hundred fifty thousand, five hundred fifty".