154134031423516 has 24 divisors (see below), whose sum is σ = 277049708117280. Its totient is φ = 74977348352832.

The previous prime is 154134031423513. The next prime is 154134031423531. The reversal of 154134031423516 is 615324130431451.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (154134031423511) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 45405160 + ... + 48681583.

It is an arithmetic number, because the mean of its divisors is an integer number (11543737838220).

Almost surely, 2^{154134031423516} is an apocalyptic number.

It is an amenable number.

154134031423516 is a deficient number, since it is larger than the sum of its proper divisors (122915676693764).

154134031423516 is a wasteful number, since it uses less digits than its factorization.

154134031423516 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 94097853 (or 94097851 counting only the distinct ones).

The product of its (nonzero) digits is 518400, while the sum is 43.

Adding to 154134031423516 its reverse (615324130431451), we get a palindrome (769458161854967).

The spelling of 154134031423516 in words is "one hundred fifty-four trillion, one hundred thirty-four billion, thirty-one million, four hundred twenty-three thousand, five hundred sixteen".