146044148971 has 8 divisors (see below), whose sum is σ = 166911741920. Its totient is φ = 125177591808.

The previous prime is 146044148969. The next prime is 146044149001. The reversal of 146044148971 is 179841440641.

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 146044148971 - 2¹ = 146044148969 is a prime.

It is a super-4 number, since 4×146044148971⁴ (a number of 46 digits) contains 4444 as substring.

It is not an unprimeable number, because it can be changed into a prime (146044148941) 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, 71275 + ... + 545131.

It is an arithmetic number, because the mean of its divisors is an integer number (20863967740).

Almost surely, 2^146044148971 is an apocalyptic number.

146044148971 is a deficient number, since it is larger than the sum of its proper divisors (20867592949).

146044148971 is an equidigital number, since it uses as much as digits as its factorization.

146044148971 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 517893.

The product of its (nonzero) digits is 774144, while the sum is 49.

The spelling of 146044148971 in words is "one hundred forty-six billion, forty-four million, one hundred forty-eight thousand, nine hundred seventy-one".