74044621133 has 32 divisors (see below), whose sum is σ = 92793888000. Its totient is φ = 58841620992.

The previous prime is 74044621121. The next prime is 74044621163. The reversal of 74044621133 is 33112644047.

It is not a de Polignac number, because 74044621133 - 2⁴ = 74044621117 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 74044621093 and 74044621102.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (74044621103) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 295913 + ... + 485441.

It is an arithmetic number, because the mean of its divisors is an integer number (2899809000).

Almost surely, 2^74044621133 is an apocalyptic number.

It is an amenable number.

74044621133 is a deficient number, since it is larger than the sum of its proper divisors (18749266867).

74044621133 is a wasteful number, since it uses less digits than its factorization.

74044621133 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 189634 (or 189620 counting only the distinct ones).

The product of its (nonzero) digits is 48384, while the sum is 35.

The spelling of 74044621133 in words is "seventy-four billion, forty-four million, six hundred twenty-one thousand, one hundred thirty-three".