154468585045 has 4 divisors (see below), whose sum is σ = 185362302060. Its totient is φ = 123574868032.

The previous prime is 154468585039. The next prime is 154468585123. The reversal of 154468585045 is 540585864451.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 85456244241 + 69012340804 = 292329^2 + 262702^2 .

It is a cyclic number.

It is not a de Polignac number, because 154468585045 - 2²⁵ = 154435030613 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 15446858500 + ... + 15446858509.

It is an arithmetic number, because the mean of its divisors is an integer number (46340575515).

Almost surely, 2^154468585045 is an apocalyptic number.

It is an amenable number.

154468585045 is a deficient number, since it is larger than the sum of its proper divisors (30893717015).

154468585045 is an equidigital number, since it uses as much as digits as its factorization.

154468585045 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30893717014.

The product of its (nonzero) digits is 15360000, while the sum is 55.

The spelling of 154468585045 in words is "one hundred fifty-four billion, four hundred sixty-eight million, five hundred eighty-five thousand, forty-five".