133626636770 has 128 divisors (see below), whose sum is σ = 274192349184. Its totient is φ = 46884499200.

The previous prime is 133626636743. The next prime is 133626636821. The reversal of 133626636770 is 77636626331.

It is a Curzon number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 396518042 + ... + 396518378.

It is an arithmetic number, because the mean of its divisors is an integer number (2142127728).

Almost surely, 2^133626636770 is an apocalyptic number.

133626636770 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

133626636770 is an abundant number, since it is smaller than the sum of its proper divisors (140565712414).

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

133626636770 is an frugal number, since it uses more digits than its factorization.

133626636770 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 470 (or 386 counting only the distinct ones).

The product of its (nonzero) digits is 3429216, while the sum is 50.

The spelling of 133626636770 in words is "one hundred thirty-three billion, six hundred twenty-six million, six hundred thirty-six thousand, seven hundred seventy".