154077439038 has 32 divisors (see below), whose sum is σ = 315959162400. Its totient is φ = 50060720640.

The previous prime is 154077439037. The next prime is 154077439049. The reversal of 154077439038 is 830934770451.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (154077439037) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 15613 + ... + 555336.

It is an arithmetic number, because the mean of its divisors is an integer number (9873723825).

Almost surely, 2^154077439038 is an apocalyptic number.

154077439038 is an abundant number, since it is smaller than the sum of its proper divisors (161881723362).

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

154077439038 is a wasteful number, since it uses less digits than its factorization.

154077439038 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 572092.

The product of its (nonzero) digits is 2540160, while the sum is 51.

The spelling of 154077439038 in words is "one hundred fifty-four billion, seventy-seven million, four hundred thirty-nine thousand, thirty-eight".