146191069872 has 60 divisors (see below), whose sum is σ = 409159258560. Its totient is φ = 48727104384.

The previous prime is 146191069847. The next prime is 146191069877. The reversal of 146191069872 is 278960191641.

146191069872 is a `hidden beast` number, since 1 + 4 + 619 + 10 + 6 + 9 + 8 + 7 + 2 = 666.

It is a hoax number, since the sum of its digits (54) 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 (146191069877) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3198154 + ... + 3243542.

It is an arithmetic number, because the mean of its divisors is an integer number (6819320976).

Almost surely, 2^146191069872 is an apocalyptic number.

146191069872 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

146191069872 is an abundant number, since it is smaller than the sum of its proper divisors (262968188688).

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

146191069872 is a wasteful number, since it uses less digits than its factorization.

146191069872 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 67770 (or 67761 counting only the distinct ones).

The product of its (nonzero) digits is 1306368, while the sum is 54.

The spelling of 146191069872 in words is "one hundred forty-six billion, one hundred ninety-one million, sixty-nine thousand, eight hundred seventy-two".