73474321717242 has 24 divisors (see below), whose sum is σ = 161112368106144. Its totient is φ = 24196362974664.

The previous prime is 73474321717217. The next prime is 73474321717249. The reversal of 73474321717242 is 24271712347437.

73474321717242 is a `hidden beast` number, since 7 + 3 + 4 + 7 + 4 + 321 + 71 + 7 + 242 = 666.

73474321717242 is digitally balanced in base 3 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (73474321717249) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 24589798278 + ... + 24589801265.

It is an arithmetic number, because the mean of its divisors is an integer number (6713015337756).

Almost surely, 2^{73474321717242} is an apocalyptic number.

73474321717242 is an abundant number, since it is smaller than the sum of its proper divisors (87638046388902).

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

73474321717242 is a wasteful number, since it uses less digits than its factorization.

73474321717242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49179599634 (or 49179599631 counting only the distinct ones).

The product of its digits is 11063808, while the sum is 54.

The spelling of 73474321717242 in words is "seventy-three trillion, four hundred seventy-four billion, three hundred twenty-one million, seven hundred seventeen thousand, two hundred forty-two".