73029712874 has 4 divisors (see below), whose sum is σ = 109544569314. Its totient is φ = 36514856436.

The previous prime is 73029712817. The next prime is 73029712879. The reversal of 73029712874 is 47821792037.

It is a happy number.

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

It can be written as a sum of positive squares in only one way, i.e., 56822640625 + 16207072249 = 238375^2 + 127307^2 .

It is not an unprimeable number, because it can be changed into a prime (73029712879) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 18257428217 + ... + 18257428220.

Almost surely, 2^73029712874 is an apocalyptic number.

73029712874 is a deficient number, since it is larger than the sum of its proper divisors (36514856440).

73029712874 is a wasteful number, since it uses less digits than its factorization.

73029712874 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36514856439.

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

The spelling of 73029712874 in words is "seventy-three billion, twenty-nine million, seven hundred twelve thousand, eight hundred seventy-four".