11342020045405 has 40 divisors (see below), whose sum is σ = 15947833743072. Its totient is φ = 7743121704864.

The previous prime is 11342020045381. The next prime is 11342020045459. The reversal of 11342020045405 is 50454002024311.

It is not a de Polignac number, because 11342020045405 - 2¹¹ = 11342020043357 is a prime.

It is a super-2 number, since 2×11342020045405² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 644134 + ... + 4806136.

Almost surely, 2^{11342020045405} is an apocalyptic number.

It is an amenable number.

11342020045405 is a deficient number, since it is larger than the sum of its proper divisors (4605813697667).

11342020045405 is an frugal number, since it uses more digits than its factorization.

11342020045405 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4162263 (or 4162242 counting only the distinct ones).

The product of its (nonzero) digits is 19200, while the sum is 31.

Adding to 11342020045405 its reverse (50454002024311), we get a palindrome (61796022069716).

The spelling of 11342020045405 in words is "eleven trillion, three hundred forty-two billion, twenty million, forty-five thousand, four hundred five".