154134030561204 has 96 divisors (see below), whose sum is σ = 373851617771520. Its totient is φ = 49365988414848.

The previous prime is 154134030561149. The next prime is 154134030561253. The reversal of 154134030561204 is 402165030431451.

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, 214371367 + ... + 215089169.

It is an arithmetic number, because the mean of its divisors is an integer number (3894287685120).

Almost surely, 2^{154134030561204} 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 154134030561204, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (186925808885760).

154134030561204 is an abundant number, since it is smaller than the sum of its proper divisors (219717587210316).

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

154134030561204 is a wasteful number, since it uses less digits than its factorization.

154134030561204 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 720829 (or 720827 counting only the distinct ones).

The product of its (nonzero) digits is 172800, while the sum is 39.

Adding to 154134030561204 its reverse (402165030431451), we get a palindrome (556299060992655).

The spelling of 154134030561204 in words is "one hundred fifty-four trillion, one hundred thirty-four billion, thirty million, five hundred sixty-one thousand, two hundred four".