133147246400 has 168 divisors, whose sum is σ = 374754526080. Its totient is φ = 45610813440.

The previous prime is 133147246373. The next prime is 133147246429. The reversal of 133147246400 is 4642741331.

It is a Harshad number since it is a multiple of its sum of digits (35).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 14768294 + ... + 14777306.

Almost surely, 2^133147246400 is an apocalyptic number.

133147246400 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 133147246400, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (187377263040).

133147246400 is an abundant number, since it is smaller than the sum of its proper divisors (241607279680).

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

133147246400 is a wasteful number, since it uses less digits than its factorization.

133147246400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10361 (or 10346 counting only the distinct ones).

The product of its (nonzero) digits is 48384, while the sum is 35.

Adding to 133147246400 its reverse (4642741331), we get a palindrome (137789987731).

The spelling of 133147246400 in words is "one hundred thirty-three billion, one hundred forty-seven million, two hundred forty-six thousand, four hundred".