73751345227 has 4 divisors (see below), whose sum is σ = 84287251696. Its totient is φ = 63215438760.

The previous prime is 73751345189. The next prime is 73751345257. The reversal of 73751345227 is 72254315737.

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

It is a cyclic number.

It is not a de Polignac number, because 73751345227 - 2¹⁹ = 73750820939 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (73751345257) 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, 5267953224 + ... + 5267953237.

It is an arithmetic number, because the mean of its divisors is an integer number (21071812924).

Almost surely, 2^73751345227 is an apocalyptic number.

73751345227 is a deficient number, since it is larger than the sum of its proper divisors (10535906469).

73751345227 is a wasteful number, since it uses less digits than its factorization.

73751345227 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10535906468.

The product of its digits is 1234800, while the sum is 46.

The spelling of 73751345227 in words is "seventy-three billion, seven hundred fifty-one million, three hundred forty-five thousand, two hundred twenty-seven".