40053434305 has 4 divisors (see below), whose sum is σ = 48064121172. Its totient is φ = 32042747440.

The previous prime is 40053434293. The next prime is 40053434347. The reversal of 40053434305 is 50343435004.

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 24326017024 + 15727417281 = 155968^2 + 125409^2 .

It is not a de Polignac number, because 40053434305 - 2¹⁵ = 40053401537 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4005343426 + ... + 4005343435.

It is an arithmetic number, because the mean of its divisors is an integer number (12016030293).

Almost surely, 2^40053434305 is an apocalyptic number.

It is an amenable number.

40053434305 is a deficient number, since it is larger than the sum of its proper divisors (8010686867).

40053434305 is an equidigital number, since it uses as much as digits as its factorization.

40053434305 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8010686866.

The product of its (nonzero) digits is 43200, while the sum is 31.

Adding to 40053434305 its reverse (50343435004), we get a palindrome (90396869309).

The spelling of 40053434305 in words is "forty billion, fifty-three million, four hundred thirty-four thousand, three hundred five".