147403866721 has 8 divisors (see below), whose sum is σ = 148511510784. Its totient is φ = 146296682400.

The previous prime is 147403866719. The next prime is 147403866761. The reversal of 147403866721 is 127668304741.

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 147403866721 - 2¹ = 147403866719 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (147403866761) 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, 542796 + ... + 767746.

It is an arithmetic number, because the mean of its divisors is an integer number (18563938848).

Almost surely, 2^147403866721 is an apocalyptic number.

It is an amenable number.

147403866721 is a deficient number, since it is larger than the sum of its proper divisors (1107644063).

147403866721 is a wasteful number, since it uses less digits than its factorization.

147403866721 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 229871.

The product of its (nonzero) digits is 1354752, while the sum is 49.

The spelling of 147403866721 in words is "one hundred forty-seven billion, four hundred three million, eight hundred sixty-six thousand, seven hundred twenty-one".