545411215411 has 16 divisors (see below), whose sum is σ = 561387153600. Its totient is φ = 529564833280.

The previous prime is 545411215409. The next prime is 545411215537. The reversal of 545411215411 is 114512114545.

It is a cyclic number.

It is not a de Polignac number, because 545411215411 - 2¹ = 545411215409 is a prime.

It is a super-2 number, since 2×545411215411² (a number of 24 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (545411210411) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 21127890 + ... + 21153688.

It is an arithmetic number, because the mean of its divisors is an integer number (35086697100).

Almost surely, 2^545411215411 is an apocalyptic number.

545411215411 is a deficient number, since it is larger than the sum of its proper divisors (15975938189).

545411215411 is a wasteful number, since it uses less digits than its factorization.

545411215411 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28286.

The product of its digits is 16000, while the sum is 34.

Adding to 545411215411 its reverse (114512114545), we get a palindrome (659923329956).

The spelling of 545411215411 in words is "five hundred forty-five billion, four hundred eleven million, two hundred fifteen thousand, four hundred eleven".