154934396736 has 168 divisors, whose sum is σ = 489747190176. Its totient is φ = 43070469120.

The previous prime is 154934396717. The next prime is 154934396767. The reversal of 154934396736 is 637693439451.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (168).

It is a self number, because there is not a number n which added to its sum of digits gives 154934396736.

It is a congruent number.

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, 125551 + ... + 570641.

Almost surely, 2^154934396736 is an apocalyptic number.

154934396736 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 154934396736, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (244873595088).

154934396736 is an abundant number, since it is smaller than the sum of its proper divisors (334812793440).

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

154934396736 is a wasteful number, since it uses less digits than its factorization.

154934396736 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 445157 (or 445140 counting only the distinct ones).

The product of its digits is 44089920, while the sum is 60.

The spelling of 154934396736 in words is "one hundred fifty-four billion, nine hundred thirty-four million, three hundred ninety-six thousand, seven hundred thirty-six".