154200204431136 has 144 divisors (see below), whose sum is σ = 439010417873664. Its totient is φ = 51341062413312.

The previous prime is 154200204431113. The next prime is 154200204431149. The reversal of 154200204431136 is 631134402002451.

154200204431136 is a `hidden beast` number, since 1 + 5 + 4 + 2 + 0 + 0 + 204 + 431 + 13 + 6 = 666.

It is a tau number, because it is divible by the number of its divisors (144).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a self number, because there is not a number n which added to its sum of digits gives 154200204431136.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1364945725 + ... + 1365058691.

It is an arithmetic number, because the mean of its divisors is an integer number (3048683457456).

Almost surely, 2^{154200204431136} is an apocalyptic number.

154200204431136 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

154200204431136 is an abundant number, since it is smaller than the sum of its proper divisors (284810213442528).

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

154200204431136 is a wasteful number, since it uses less digits than its factorization.

154200204431136 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 118383 (or 118372 counting only the distinct ones).

The product of its (nonzero) digits is 69120, while the sum is 36.

Adding to 154200204431136 its reverse (631134402002451), we get a palindrome (785334606433587).

The spelling of 154200204431136 in words is "one hundred fifty-four trillion, two hundred billion, two hundred four million, four hundred thirty-one thousand, one hundred thirty-six".