154138008844032 has 72 divisors (see below), whose sum is σ = 415174441161984. Its totient is φ = 50760308112384.

The previous prime is 154138008844031. The next prime is 154138008844109. The reversal of 154138008844032 is 230448800831451.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (154138008844031) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1208975608 + ... + 1209103095.

Almost surely, 2^{154138008844032} is an apocalyptic number.

154138008844032 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

154138008844032 is an abundant number, since it is smaller than the sum of its proper divisors (261036432317952).

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

154138008844032 is an equidigital number, since it uses as much as digits as its factorization.

154138008844032 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2418078805 (or 2418078791 counting only the distinct ones).

The product of its (nonzero) digits is 2949120, while the sum is 51.

The spelling of 154138008844032 in words is "one hundred fifty-four trillion, one hundred thirty-eight billion, eight million, eight hundred forty-four thousand, thirty-two".