155469443354 has 16 divisors (see below), whose sum is σ = 241032834816. Its totient is φ = 75131539200.

The previous prime is 155469443347. The next prime is 155469443383. The reversal of 155469443354 is 453344964551.

It is a super-2 number, since 2×155469443354² (a number of 23 digits) contains 22 as substring.

It is a Smith number, since the sum of its digits (53) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a junction number, because it is equal to n+sod(n) for n = 155469443296 and 155469443305.

It is an unprimeable number.

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, 1544327 + ... + 1641914.

It is an arithmetic number, because the mean of its divisors is an integer number (15064552176).

Almost surely, 2^155469443354 is an apocalyptic number.

155469443354 is a deficient number, since it is larger than the sum of its proper divisors (85563391462).

155469443354 is a wasteful number, since it uses less digits than its factorization.

155469443354 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3187061.

The product of its digits is 15552000, while the sum is 53.

The spelling of 155469443354 in words is "one hundred fifty-five billion, four hundred sixty-nine million, four hundred forty-three thousand, three hundred fifty-four".