147923435521 has 8 divisors (see below), whose sum is σ = 148463867520. Its totient is φ = 147383934672.

The previous prime is 147923435383. The next prime is 147923435531. The reversal of 147923435521 is 125534329741.

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 147923435521 - 2³⁷ = 10484482049 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (147923435531) 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, 86311 + ... + 550723.

It is an arithmetic number, because the mean of its divisors is an integer number (18557983440).

Almost surely, 2^147923435521 is an apocalyptic number.

It is an amenable number.

147923435521 is a deficient number, since it is larger than the sum of its proper divisors (540431999).

147923435521 is an equidigital number, since it uses as much as digits as its factorization.

147923435521 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 465575.

The product of its digits is 907200, while the sum is 46.

The spelling of 147923435521 in words is "one hundred forty-seven billion, nine hundred twenty-three million, four hundred thirty-five thousand, five hundred twenty-one".