154146161047 has 8 divisors (see below), whose sum is σ = 155554979040. Its totient is φ = 152738127360.

The previous prime is 154146161021. The next prime is 154146161053. The reversal of 154146161047 is 740161641451.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-154146161047 is a prime.

It is a super-2 number, since 2×154146161047² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (154146161087) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 202479 + ... + 591007.

It is an arithmetic number, because the mean of its divisors is an integer number (19444372380).

Almost surely, 2^154146161047 is an apocalyptic number.

154146161047 is a deficient number, since it is larger than the sum of its proper divisors (1408817993).

154146161047 is a wasteful number, since it uses less digits than its factorization.

154146161047 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 392153.

The product of its (nonzero) digits is 80640, while the sum is 40.

The spelling of 154146161047 in words is "one hundred fifty-four billion, one hundred forty-six million, one hundred sixty-one thousand, forty-seven".