154013773824 has 156 divisors (see below), whose sum is σ = 468290937400. Its totient is φ = 48635707392.

The previous prime is 154013773813. The next prime is 154013773883. The reversal of 154013773824 is 428377310451.

154013773824 is a `hidden beast` number, since 1 + 540 + 1 + 3 + 77 + 38 + 2 + 4 = 666.

154013773824 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 154013773824.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 590472 + ... + 810360.

Almost surely, 2^154013773824 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 154013773824, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (234145468700).

154013773824 is an abundant number, since it is smaller than the sum of its proper divisors (314277163576).

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

154013773824 is a wasteful number, since it uses less digits than its factorization.

154013773824 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 219938 (or 219913 counting only the distinct ones).

The product of its (nonzero) digits is 564480, while the sum is 45.

The spelling of 154013773824 in words is "one hundred fifty-four billion, thirteen million, seven hundred seventy-three thousand, eight hundred twenty-four".