154211543605653 has 16 divisors (see below), whose sum is σ = 215845572249600. Its totient is φ = 97805024918640.

The previous prime is 154211543605597. The next prime is 154211543605697. The reversal of 154211543605653 is 356506345112451.

It is not a de Polignac number, because 154211543605653 - 2³³ = 154202953671061 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 154211543605596 and 154211543605605.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (154211543675653) 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, 14052440623 + ... + 14052451596.

It is an arithmetic number, because the mean of its divisors is an integer number (13490348265600).

Almost surely, 2^{154211543605653} is an apocalyptic number.

It is an amenable number.

154211543605653 is a deficient number, since it is larger than the sum of its proper divisors (61634028643947).

154211543605653 is a wasteful number, since it uses less digits than its factorization.

154211543605653 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28104892312.

The product of its (nonzero) digits is 6480000, while the sum is 51.

The spelling of 154211543605653 in words is "one hundred fifty-four trillion, two hundred eleven billion, five hundred forty-three million, six hundred five thousand, six hundred fifty-three".