340323452154 has 128 divisors (see below), whose sum is σ = 884199360000. Its totient is φ = 95022595584.

The previous prime is 340323452129. The next prime is 340323452167. The reversal of 340323452154 is 451254323043.

340323452154 is a `hidden beast` number, since 3 + 403 + 2 + 34 + 5 + 215 + 4 = 666.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 2951172 + ... + 3064320.

It is an arithmetic number, because the mean of its divisors is an integer number (6907807500).

Almost surely, 2^340323452154 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 340323452154, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (442099680000).

340323452154 is an abundant number, since it is smaller than the sum of its proper divisors (543875907846).

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

340323452154 is a wasteful number, since it uses less digits than its factorization.

340323452154 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 113349 (or 113343 counting only the distinct ones).

The product of its (nonzero) digits is 172800, while the sum is 36.

Adding to 340323452154 its reverse (451254323043), we get a palindrome (791577775197).

The spelling of 340323452154 in words is "three hundred forty billion, three hundred twenty-three million, four hundred fifty-two thousand, one hundred fifty-four".