350440550455212 has 144 divisors (see below), whose sum is σ = 1045129901670400. Its totient is φ = 96887794688640.

The previous prime is 350440550455211. The next prime is 350440550455313. The reversal of 350440550455212 is 212554055044053.

350440550455212 is a `hidden beast` number, since 3 + 5 + 0 + 4 + 4 + 0 + 550 + 45 + 52 + 1 + 2 = 666.

It is not an unprimeable number, because it can be changed into a prime (350440550455211) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 90591714 + ... + 94380822.

Almost surely, 2^{350440550455212} 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 350440550455212, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (522564950835200).

350440550455212 is an abundant number, since it is smaller than the sum of its proper divisors (694689351215188).

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

350440550455212 is a wasteful number, since it uses less digits than its factorization.

350440550455212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3800996 (or 3800991 counting only the distinct ones).

The product of its (nonzero) digits is 2400000, while the sum is 45.

The spelling of 350440550455212 in words is "three hundred fifty trillion, four hundred forty billion, five hundred fifty million, four hundred fifty-five thousand, two hundred twelve".