154540423532201 has 64 divisors (see below), whose sum is σ = 192749777280000. Its totient is φ = 120867520978944.

The previous prime is 154540423532149. The next prime is 154540423532207. The reversal of 154540423532201 is 102235324045451.

154540423532201 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 154540423532201 - 2¹⁰ = 154540423531177 is a prime.

It is not an unprimeable number, because it can be changed into a prime (154540423532207) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 1597285175 + ... + 1597381923.

It is an arithmetic number, because the mean of its divisors is an integer number (3011715270000).

Almost surely, 2^{154540423532201} is an apocalyptic number.

It is an amenable number.

154540423532201 is a deficient number, since it is larger than the sum of its proper divisors (38209353747799).

154540423532201 is a wasteful number, since it uses less digits than its factorization.

154540423532201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 98106.

The product of its (nonzero) digits is 576000, while the sum is 41.

Adding to 154540423532201 its reverse (102235324045451), we get a palindrome (256775747577652).

The spelling of 154540423532201 in words is "one hundred fifty-four trillion, five hundred forty billion, four hundred twenty-three million, five hundred thirty-two thousand, two hundred one".