73603147442 has 8 divisors (see below), whose sum is σ = 120441514032. Its totient is φ = 33455976100.

The previous prime is 73603147441. The next prime is 73603147451. The reversal of 73603147442 is 24474130637.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×73603147442² (a number of 23 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 73603147442.

It is not an unprimeable number, because it can be changed into a prime (73603147441) 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 3 ways as a sum of consecutive naturals, for example, 1672798784 + ... + 1672798827.

It is an arithmetic number, because the mean of its divisors is an integer number (15055189254).

Almost surely, 2^73603147442 is an apocalyptic number.

73603147442 is a deficient number, since it is larger than the sum of its proper divisors (46838366590).

73603147442 is a wasteful number, since it uses less digits than its factorization.

73603147442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3345597624.

The product of its (nonzero) digits is 338688, while the sum is 41.

Subtracting from 73603147442 its sum of digits (41), we obtain a square (73603147401 = 271299²).

The spelling of 73603147442 in words is "seventy-three billion, six hundred three million, one hundred forty-seven thousand, four hundred forty-two".