146968772787 has 16 divisors (see below), whose sum is σ = 217750085280. Its totient is φ = 97970825376.

The previous prime is 146968772779. The next prime is 146968772801. The reversal of 146968772787 is 787277869641.

146968772787 is a `hidden beast` number, since 1 + 469 + 6 + 87 + 7 + 2 + 7 + 87 = 666.

It is not a de Polignac number, because 146968772787 - 2³ = 146968772779 is a prime.

It is not an unprimeable number, because it can be changed into a prime (146968772777) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 98893 + ... + 551105.

It is an arithmetic number, because the mean of its divisors is an integer number (13609380330).

Almost surely, 2^146968772787 is an apocalyptic number.

146968772787 is a deficient number, since it is larger than the sum of its proper divisors (70781312493).

146968772787 is a wasteful number, since it uses less digits than its factorization.

146968772787 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 464259 (or 464253 counting only the distinct ones).

The product of its digits is 398297088, while the sum is 72.

The spelling of 146968772787 in words is "one hundred forty-six billion, nine hundred sixty-eight million, seven hundred seventy-two thousand, seven hundred eighty-seven".