146591972292 has 12 divisors (see below), whose sum is σ = 342047935376. Its totient is φ = 48863990760.

The previous prime is 146591972291. The next prime is 146591972309. The reversal of 146591972292 is 292279195641.

It is a happy number.

146591972292 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (12).

It is a hoax number, since the sum of its digits (57) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (146591972291) 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 3 ways as a sum of consecutive naturals, for example, 6107998834 + ... + 6107998857.

Almost surely, 2^146591972292 is an apocalyptic number.

146591972292 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

146591972292 is an abundant number, since it is smaller than the sum of its proper divisors (195455963084).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

146591972292 is a wasteful number, since it uses less digits than its factorization.

146591972292 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12215997698 (or 12215997696 counting only the distinct ones).

The product of its digits is 4898880, while the sum is 57.

The spelling of 146591972292 in words is "one hundred forty-six billion, five hundred ninety-one million, nine hundred seventy-two thousand, two hundred ninety-two".