42734225461 has 4 divisors (see below), whose sum is σ = 43046154252. Its totient is φ = 42422296672.

The previous prime is 42734225447. The next prime is 42734225467. The reversal of 42734225461 is 16452243724.

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

It can be written as a sum of positive squares in 2 ways, for example, as 20766539236 + 21967686225 = 144106^2 + 148215^2 .

It is a cyclic number.

It is not a de Polignac number, because 42734225461 - 2¹⁵ = 42734192693 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42734225467) 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, 155964190 + ... + 155964463.

It is an arithmetic number, because the mean of its divisors is an integer number (10761538563).

Almost surely, 2^42734225461 is an apocalyptic number.

It is an amenable number.

42734225461 is a deficient number, since it is larger than the sum of its proper divisors (311928791).

42734225461 is a wasteful number, since it uses less digits than its factorization.

42734225461 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 311928790.

The product of its digits is 322560, while the sum is 40.

The spelling of 42734225461 in words is "forty-two billion, seven hundred thirty-four million, two hundred twenty-five thousand, four hundred sixty-one".