405053435445 has 16 divisors (see below), whose sum is σ = 649851406080. Its totient is φ = 215439862464.

The previous prime is 405053435429. The next prime is 405053435489. The reversal of 405053435445 is 544534350504.

It is not a de Polignac number, because 405053435445 - 2⁴ = 405053435429 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 405053435397 and 405053435406.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 36784090 + ... + 36795099.

It is an arithmetic number, because the mean of its divisors is an integer number (40615712880).

Almost surely, 2^405053435445 is an apocalyptic number.

It is an amenable number.

405053435445 is a deficient number, since it is larger than the sum of its proper divisors (244797970635).

405053435445 is a wasteful number, since it uses less digits than its factorization.

405053435445 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 73579564.

The product of its (nonzero) digits is 1440000, while the sum is 42.

Adding to 405053435445 its reverse (544534350504), we get a palindrome (949587785949).

The spelling of 405053435445 in words is "four hundred five billion, fifty-three million, four hundred thirty-five thousand, four hundred forty-five".