133531626206530 has 16 divisors (see below), whose sum is σ = 240801209856504. Its totient is φ = 53313920997120.

The previous prime is 133531626206513. The next prime is 133531626206551. The reversal of 133531626206530 is 35602626135331.

It can be written as a sum of positive squares in 4 ways, for example, as 122669203325769 + 10862422880761 = 11075613^2 + 3295819^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12341180007 + ... + 12341190826.

Almost surely, 2^{133531626206530} is an apocalyptic number.

133531626206530 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

133531626206530 is a deficient number, since it is larger than the sum of its proper divisors (107269583649974).

133531626206530 is a wasteful number, since it uses less digits than its factorization.

133531626206530 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24682371381.

The product of its (nonzero) digits is 1749600, while the sum is 46.

The spelling of 133531626206530 in words is "one hundred thirty-three trillion, five hundred thirty-one billion, six hundred twenty-six million, two hundred six thousand, five hundred thirty".