43354254225434 has 4 divisors (see below), whose sum is σ = 65031381338154. Its totient is φ = 21677127112716.

The previous prime is 43354254225431. The next prime is 43354254225439. The reversal of 43354254225434 is 43452245245334.

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., 42048026958025 + 1306227267409 = 6484445^2 + 1142903^2 .

It is not an unprimeable number, because it can be changed into a prime (43354254225431) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10838563556357 + ... + 10838563556360.

Almost surely, 2^{43354254225434} is an apocalyptic number.

43354254225434 is a deficient number, since it is larger than the sum of its proper divisors (21677127112720).

43354254225434 is a wasteful number, since it uses less digits than its factorization.

43354254225434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21677127112719.

The product of its digits is 27648000, while the sum is 50.

The spelling of 43354254225434 in words is "forty-three trillion, three hundred fifty-four billion, two hundred fifty-four million, two hundred twenty-five thousand, four hundred thirty-four".