133523426033420 has 24 divisors (see below), whose sum is σ = 280522882103184. Its totient is φ = 53385810902336.

The previous prime is 133523426033407. The next prime is 133523426033423. The reversal of 133523426033420 is 24330624325331.

It is not an unprimeable number, because it can be changed into a prime (133523426033423) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1472422967 + ... + 1472513646.

It is an arithmetic number, because the mean of its divisors is an integer number (11688453420966).

Almost surely, 2^{133523426033420} is an apocalyptic number.

133523426033420 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

133523426033420 is an abundant number, since it is smaller than the sum of its proper divisors (146999456069764).

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

133523426033420 is a wasteful number, since it uses less digits than its factorization.

133523426033420 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2944938889 (or 2944938887 counting only the distinct ones).

The product of its (nonzero) digits is 933120, while the sum is 41.

The spelling of 133523426033420 in words is "one hundred thirty-three trillion, five hundred twenty-three billion, four hundred twenty-six million, thirty-three thousand, four hundred twenty".