154056054212 has 24 divisors (see below), whose sum is σ = 290842790616. Its totient is φ = 71129097728.

The previous prime is 154056054203. The next prime is 154056054223. The reversal of 154056054212 is 212450650451.

It can be written as a sum of positive squares in 4 ways, for example, as 41068643716 + 112987410496 = 202654^2 + 336136^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 21369323 + ... + 21376530.

It is an arithmetic number, because the mean of its divisors is an integer number (12118449609).

Almost surely, 2^154056054212 is an apocalyptic number.

It is an amenable number.

154056054212 is a deficient number, since it is larger than the sum of its proper divisors (136786736404).

154056054212 is a wasteful number, since it uses less digits than its factorization.

154056054212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42745927 (or 42745925 counting only the distinct ones).

The product of its (nonzero) digits is 48000, while the sum is 35.

The spelling of 154056054212 in words is "one hundred fifty-four billion, fifty-six million, fifty-four thousand, two hundred twelve".