350405030040140 has 96 divisors (see below), whose sum is σ = 754328650876416. Its totient is φ = 136654369367040.

The previous prime is 350405030040113. The next prime is 350405030040157. The reversal of 350405030040140 is 41040030504053.

It is a super-2 number, since 2×350405030040140² (a number of 30 digits) contains 22 as substring.

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, 1380708899 + ... + 1380962661.

It is an arithmetic number, because the mean of its divisors is an integer number (7857590113296).

Almost surely, 2^{350405030040140} 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 350405030040140, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (377164325438208).

350405030040140 is an abundant number, since it is smaller than the sum of its proper divisors (403923620836276).

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

350405030040140 is a wasteful number, since it uses less digits than its factorization.

350405030040140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 256719 (or 256717 counting only the distinct ones).

The product of its (nonzero) digits is 14400, while the sum is 29.

Adding to 350405030040140 its reverse (41040030504053), we get a palindrome (391445060544193).

The spelling of 350405030040140 in words is "three hundred fifty trillion, four hundred five billion, thirty million, forty thousand, one hundred forty".