133970559528 has 256 divisors, whose sum is σ = 382765824000. Its totient is φ = 38765675520.

The previous prime is 133970559479. The next prime is 133970559557. The reversal of 133970559528 is 825955079331.

It is a super-2 number, since 2×133970559528² (a number of 23 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 114406383 + ... + 114407553.

It is an arithmetic number, because the mean of its divisors is an integer number (1495179000).

Almost surely, 2^133970559528 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 133970559528, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (191382912000).

133970559528 is an abundant number, since it is smaller than the sum of its proper divisors (248795264472).

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

133970559528 is a wasteful number, since it uses less digits than its factorization.

133970559528 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1472 (or 1468 counting only the distinct ones).

The product of its (nonzero) digits is 10206000, while the sum is 57.

The spelling of 133970559528 in words is "one hundred thirty-three billion, nine hundred seventy million, five hundred fifty-nine thousand, five hundred twenty-eight".