146232473800 has 144 divisors (see below), whose sum is σ = 396058171860. Its totient is φ = 50065989120.

The previous prime is 146232473773. The next prime is 146232473833. The reversal of 146232473800 is 8374232641.

It is a happy number.

It can be written as a sum of positive squares in 6 ways, for example, as 104126254596 + 42106219204 = 322686^2 + 205198^2 .

It is a Harshad number since it is a multiple of its sum of digits (40).

It is an unprimeable number.

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 35 ways as a sum of consecutive naturals, for example, 7173222 + ... + 7193578.

Almost surely, 2^146232473800 is an apocalyptic number.

146232473800 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 146232473800, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (198029085930).

146232473800 is an abundant number, since it is smaller than the sum of its proper divisors (249825698060).

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

146232473800 is a wasteful number, since it uses less digits than its factorization.

146232473800 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21120 (or 21104 counting only the distinct ones).

The product of its (nonzero) digits is 193536, while the sum is 40.

The spelling of 146232473800 in words is "one hundred forty-six billion, two hundred thirty-two million, four hundred seventy-three thousand, eight hundred".