147868445999 has 32 divisors (see below), whose sum is σ = 157577011200. Its totient is φ = 138542302080.

The previous prime is 147868445929. The next prime is 147868446013. The reversal of 147868445999 is 999544868741.

It is a cyclic number.

It is not a de Polignac number, because 147868445999 - 2¹⁶ = 147868380463 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (147868445929) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 59695349 + ... + 59697825.

It is an arithmetic number, because the mean of its divisors is an integer number (4924281600).

Almost surely, 2^147868445999 is an apocalyptic number.

147868445999 is a deficient number, since it is larger than the sum of its proper divisors (9708565201).

147868445999 is a wasteful number, since it uses less digits than its factorization.

147868445999 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3023.

The product of its digits is 627056640, while the sum is 74.

The spelling of 147868445999 in words is "one hundred forty-seven billion, eight hundred sixty-eight million, four hundred forty-five thousand, nine hundred ninety-nine".