146680268991 has 8 divisors (see below), whose sum is σ = 197510065584. Its totient is φ = 96818659200.

The previous prime is 146680268963. The next prime is 146680268993. The reversal of 146680268991 is 199862086641.

146680268991 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 146680268991 - 2⁷ = 146680268863 is a prime.

It is a super-2 number, since 2×146680268991² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (146680268993) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 242046346 + ... + 242046951.

It is an arithmetic number, because the mean of its divisors is an integer number (24688758198).

Almost surely, 2^146680268991 is an apocalyptic number.

146680268991 is a deficient number, since it is larger than the sum of its proper divisors (50829796593).

146680268991 is a wasteful number, since it uses less digits than its factorization.

146680268991 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 484093401.

The product of its (nonzero) digits is 8957952, while the sum is 60.

The spelling of 146680268991 in words is "one hundred forty-six billion, six hundred eighty million, two hundred sixty-eight thousand, nine hundred ninety-one".