354951279198 has 80 divisors (see below), whose sum is σ = 798680992560. Its totient is φ = 117822916224.

The previous prime is 354951279167. The next prime is 354951279203. The reversal of 354951279198 is 891972159453.

354951279198 is a `hidden beast` number, since 3 + 5 + 49 + 512 + 79 + 1 + 9 + 8 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 62720493 + ... + 62726151.

It is an arithmetic number, because the mean of its divisors is an integer number (9983512407).

Almost surely, 2^354951279198 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 354951279198, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (399340496280).

354951279198 is an abundant number, since it is smaller than the sum of its proper divisors (443729713362).

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

354951279198 is a wasteful number, since it uses less digits than its factorization.

354951279198 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7223 (or 7214 counting only the distinct ones).

The product of its digits is 24494400, while the sum is 63.

The spelling of 354951279198 in words is "three hundred fifty-four billion, nine hundred fifty-one million, two hundred seventy-nine thousand, one hundred ninety-eight".