154756226161 has 8 divisors (see below), whose sum is σ = 158111725824. Its totient is φ = 151403343840.

The previous prime is 154756226153. The next prime is 154756226173. The reversal of 154756226161 is 161622657451.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 154756226161 - 2³ = 154756226153 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (154756229161) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 534565 + ... + 771538.

It is an arithmetic number, because the mean of its divisors is an integer number (19763965728).

Almost surely, 2^154756226161 is an apocalyptic number.

It is an amenable number.

154756226161 is a deficient number, since it is larger than the sum of its proper divisors (3355499663).

154756226161 is a wasteful number, since it uses less digits than its factorization.

154756226161 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1308671.

The product of its digits is 604800, while the sum is 46.

The spelling of 154756226161 in words is "one hundred fifty-four billion, seven hundred fifty-six million, two hundred twenty-six thousand, one hundred sixty-one".