354173400408 has 128 divisors (see below), whose sum is σ = 949848145920. Its totient is φ = 109789046400.

The previous prime is 354173400341. The next prime is 354173400419. The reversal of 354173400408 is 804004371453.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3872341 + ... + 3962747.

It is an arithmetic number, because the mean of its divisors is an integer number (7420688640).

Almost surely, 2^354173400408 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 354173400408, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (474924072960).

354173400408 is an abundant number, since it is smaller than the sum of its proper divisors (595674745512).

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

354173400408 is a wasteful number, since it uses less digits than its factorization.

354173400408 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 90637 (or 90633 counting only the distinct ones).

The product of its (nonzero) digits is 161280, while the sum is 39.

The spelling of 354173400408 in words is "three hundred fifty-four billion, one hundred seventy-three million, four hundred thousand, four hundred eight".