73475413603 has 4 divisors (see below), whose sum is σ = 73524628368. Its totient is φ = 73426198840.

The previous prime is 73475413573. The next prime is 73475413709. The reversal of 73475413603 is 30631457437.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-73475413603 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 73475413603.

It is not an unprimeable number, because it can be changed into a prime (73475713603) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 24605143 + ... + 24608128.

It is an arithmetic number, because the mean of its divisors is an integer number (18381157092).

Almost surely, 2^73475413603 is an apocalyptic number.

73475413603 is a deficient number, since it is larger than the sum of its proper divisors (49214765).

73475413603 is a wasteful number, since it uses less digits than its factorization.

73475413603 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49214764.

The product of its (nonzero) digits is 635040, while the sum is 43.

The spelling of 73475413603 in words is "seventy-three billion, four hundred seventy-five million, four hundred thirteen thousand, six hundred three".