545220542419 has 32 divisors (see below), whose sum is σ = 639283146752. Its totient is φ = 455362560000.

The previous prime is 545220542413. The next prime is 545220542473. The reversal of 545220542419 is 914245022545.

It is not a de Polignac number, because 545220542419 - 2⁹ = 545220541907 is a prime.

It is a super-2 number, since 2×545220542419² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (545220542413) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 23651539 + ... + 23674579.

It is an arithmetic number, because the mean of its divisors is an integer number (19977598336).

Almost surely, 2^545220542419 is an apocalyptic number.

545220542419 is a deficient number, since it is larger than the sum of its proper divisors (94062604333).

545220542419 is a wasteful number, since it uses less digits than its factorization.

545220542419 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23627.

The product of its (nonzero) digits is 576000, while the sum is 43.

The spelling of 545220542419 in words is "five hundred forty-five billion, two hundred twenty million, five hundred forty-two thousand, four hundred nineteen".