133000631030500 has 48 divisors (see below), whose sum is σ = 295954008006384. Its totient is φ = 52196474054400.

The previous prime is 133000631030471. The next prime is 133000631030543. The reversal of 133000631030500 is 5030136000331.

It can be written as a sum of positive squares in 8 ways, for example, as 3317548959396 + 129683082071104 = 1821414^2 + 11387848^2 .

It is a super-2 number, since 2×133000631030500² (a number of 29 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (25).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2509419369 + ... + 2509472368.

It is an arithmetic number, because the mean of its divisors is an integer number (6165708500133).

Almost surely, 2^{133000631030500} is an apocalyptic number.

133000631030500 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

133000631030500 is an abundant number, since it is smaller than the sum of its proper divisors (162953376975884).

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

133000631030500 is a wasteful number, since it uses less digits than its factorization.

133000631030500 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5018891809 (or 5018891797 counting only the distinct ones).

The product of its (nonzero) digits is 2430, while the sum is 25.

Adding to 133000631030500 its reverse (5030136000331), we get a palindrome (138030767030831).

The spelling of 133000631030500 in words is "one hundred thirty-three trillion, six hundred thirty-one million, thirty thousand, five hundred".