74544546626442 has 96 divisors (see below), whose sum is σ = 163645171644240. Its totient is φ = 24521316019200.

The previous prime is 74544546626441. The next prime is 74544546626491. The reversal of 74544546626442 is 24462664544547.

74544546626442 is a `hidden beast` number, since 7 + 4 + 5 + 44 + 546 + 6 + 2 + 6 + 4 + 42 = 666.

It can be written as a sum of positive squares in 8 ways, for example, as 72856108865241 + 1688437761201 = 8535579^2 + 1299399^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 74544546626442.

It is not an unprimeable number, because it can be changed into a prime (74544546626441) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1745711692 + ... + 1745754392.

Almost surely, 2^{74544546626442} is an apocalyptic number.

74544546626442 is an abundant number, since it is smaller than the sum of its proper divisors (89100625017798).

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

74544546626442 is a wasteful number, since it uses less digits than its factorization.

74544546626442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44888 (or 44885 counting only the distinct ones).

The product of its digits is 619315200, while the sum is 63.

The spelling of 74544546626442 in words is "seventy-four trillion, five hundred forty-four billion, five hundred forty-six million, six hundred twenty-six thousand, four hundred forty-two".