133424243550 has 96 divisors (see below), whose sum is σ = 395939345760. Its totient is φ = 32842886400.

The previous prime is 133424243549. The next prime is 133424243621. The reversal of 133424243550 is 55342424331.

133424243550 is a `hidden beast` number, since 1 + 334 + 242 + 4 + 35 + 50 = 666.

It is a congruent number.

It is an unprimeable number.

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 47 ways as a sum of consecutive naturals, for example, 3783711 + ... + 3818810.

It is an arithmetic number, because the mean of its divisors is an integer number (4124368185).

Almost surely, 2^133424243550 is an apocalyptic number.

133424243550 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

133424243550 is an abundant number, since it is smaller than the sum of its proper divisors (262515102210).

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

133424243550 is a wasteful number, since it uses less digits than its factorization.

133424243550 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7602555 (or 7602544 counting only the distinct ones).

The product of its (nonzero) digits is 172800, while the sum is 36.

Adding to 133424243550 its reverse (55342424331), we get a palindrome (188766667881).

The spelling of 133424243550 in words is "one hundred thirty-three billion, four hundred twenty-four million, two hundred forty-three thousand, five hundred fifty".