133761628272 has 40 divisors (see below), whose sum is σ = 349924944640. Its totient is φ = 44022813120.

The previous prime is 133761628229. The next prime is 133761628279. The reversal of 133761628272 is 272826167331.

It is a Harshad number since it is a multiple of its sum of digits (48).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (133761628279) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 17633554 + ... + 17641137.

It is an arithmetic number, because the mean of its divisors is an integer number (8748123616).

Almost surely, 2^133761628272 is an apocalyptic number.

133761628272 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

133761628272 is an abundant number, since it is smaller than the sum of its proper divisors (216163316368).

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

133761628272 is a wasteful number, since it uses less digits than its factorization.

133761628272 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35274781 (or 35274775 counting only the distinct ones).

The product of its digits is 1016064, while the sum is 48.

The spelling of 133761628272 in words is "one hundred thirty-three billion, seven hundred sixty-one million, six hundred twenty-eight thousand, two hundred seventy-two".