154499315916 has 48 divisors (see below), whose sum is σ = 393294077568. Its totient is φ = 46815225600.

The previous prime is 154499315911. The next prime is 154499315923. The reversal of 154499315916 is 619513994451.

154499315916 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (154499315911) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 4093411 + ... + 4130981.

It is an arithmetic number, because the mean of its divisors is an integer number (8193626616).

Almost surely, 2^154499315916 is an apocalyptic number.

It is an amenable number.

154499315916 is an abundant number, since it is smaller than the sum of its proper divisors (238794761652).

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

154499315916 is a wasteful number, since it uses less digits than its factorization.

154499315916 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 68742 (or 68740 counting only the distinct ones).

The product of its digits is 5248800, while the sum is 57.

The spelling of 154499315916 in words is "one hundred fifty-four billion, four hundred ninety-nine million, three hundred fifteen thousand, nine hundred sixteen".