146663561250 has 240 divisors, whose sum is σ = 414322324416. Its totient is φ = 38870280000.

The previous prime is 146663561201. The next prime is 146663561273. The reversal of 146663561250 is 52165366641.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a junction number, because it is equal to n+sod(n) for n = 146663561196 and 146663561205.

It is an unprimeable number.

It is a polite number, since it can be written in 119 ways as a sum of consecutive naturals, for example, 52547355 + ... + 52550145.

Almost surely, 2^146663561250 is an apocalyptic number.

146663561250 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 146663561250, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (207161162208).

146663561250 is an abundant number, since it is smaller than the sum of its proper divisors (267658763166).

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

146663561250 is an equidigital number, since it uses as much as digits as its factorization.

146663561250 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3001 (or 2974 counting only the distinct ones).

The product of its (nonzero) digits is 777600, while the sum is 45.

The spelling of 146663561250 in words is "one hundred forty-six billion, six hundred sixty-three million, five hundred sixty-one thousand, two hundred fifty".