354723079620 has 768 divisors, whose sum is σ = 1288301414400. Its totient is φ = 70946979840.

The previous prime is 354723079609. The next prime is 354723079621. The reversal of 354723079620 is 26970327453.

It is a self number, because there is not a number n which added to its sum of digits gives 354723079620.

It is not an unprimeable number, because it can be changed into a prime (354723079621) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 255 ways as a sum of consecutive naturals, for example, 1959795930 + ... + 1959796110.

It is an arithmetic number, because the mean of its divisors is an integer number (1677475800).

Almost surely, 2^354723079620 is an apocalyptic number.

354723079620 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 354723079620, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (644150707200).

354723079620 is an abundant number, since it is smaller than the sum of its proper divisors (933578334780).

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

354723079620 is a wasteful number, since it uses less digits than its factorization.

354723079620 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 448 (or 446 counting only the distinct ones).

The product of its (nonzero) digits is 1905120, while the sum is 48.

The spelling of 354723079620 in words is "three hundred fifty-four billion, seven hundred twenty-three million, seventy-nine thousand, six hundred twenty".