73180497074 has 16 divisors (see below), whose sum is σ = 117699091200. Its totient is φ = 34001957184.

The previous prime is 73180497029. The next prime is 73180497079. The reversal of 73180497074 is 47079408137.

It is a super-2 number, since 2×73180497074² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (73180497079) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13619894 + ... + 13625265.

It is an arithmetic number, because the mean of its divisors is an integer number (7356193200).

Almost surely, 2^73180497074 is an apocalyptic number.

73180497074 is a deficient number, since it is larger than the sum of its proper divisors (44518594126).

73180497074 is a wasteful number, since it uses less digits than its factorization.

73180497074 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27245257.

The product of its (nonzero) digits is 1185408, while the sum is 50.

The spelling of 73180497074 in words is "seventy-three billion, one hundred eighty million, four hundred ninety-seven thousand, seventy-four".