155564856154 has 16 divisors (see below), whose sum is σ = 243704083392. Its totient is φ = 74336030208.

The previous prime is 155564856151. The next prime is 155564856173. The reversal of 155564856154 is 451658465551.

It is a junction number, because it is equal to n+sod(n) for n = 155564856095 and 155564856104.

It is not an unprimeable number, because it can be changed into a prime (155564856151) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1413504 + ... + 1519579.

It is an arithmetic number, because the mean of its divisors is an integer number (15231505212).

Almost surely, 2^155564856154 is an apocalyptic number.

155564856154 is a deficient number, since it is larger than the sum of its proper divisors (88139227238).

155564856154 is a wasteful number, since it uses less digits than its factorization.

155564856154 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2934261.

The product of its digits is 14400000, while the sum is 55.

The spelling of 155564856154 in words is "one hundred fifty-five billion, five hundred sixty-four million, eight hundred fifty-six thousand, one hundred fifty-four".