133402224440 has 64 divisors (see below), whose sum is σ = 302936924160. Its totient is φ = 52868188800.

The previous prime is 133402224437. The next prime is 133402224443. The reversal of 133402224440 is 44422204331.

It is an interprime number because it is at equal distance from previous prime (133402224437) and next prime (133402224443).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (133402224443) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2284487 + ... + 2342153.

It is an arithmetic number, because the mean of its divisors is an integer number (4733389440).

Almost surely, 2^133402224440 is an apocalyptic number.

133402224440 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

133402224440 is an abundant number, since it is smaller than the sum of its proper divisors (169534699720).

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

133402224440 is a wasteful number, since it uses less digits than its factorization.

133402224440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 58212 (or 58208 counting only the distinct ones).

The product of its (nonzero) digits is 18432, while the sum is 29.

Adding to 133402224440 its reverse (44422204331), we get a palindrome (177824428771).

The spelling of 133402224440 in words is "one hundred thirty-three billion, four hundred two million, two hundred twenty-four thousand, four hundred forty".