418742726145 has 16 divisors (see below), whose sum is σ = 679988189760. Its totient is φ = 219996177984.

The previous prime is 418742726117. The next prime is 418742726189. The reversal of 418742726145 is 541627247814.

It is not a de Polignac number, because 418742726145 - 2¹² = 418742722049 is a prime.

It is a super-2 number, since 2×418742726145² (a number of 24 digits) contains 22 as substring.

It is a Curzon 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, 208328710 + ... + 208330719.

It is an arithmetic number, because the mean of its divisors is an integer number (42499261860).

Almost surely, 2^418742726145 is an apocalyptic number.

It is an amenable number.

418742726145 is a deficient number, since it is larger than the sum of its proper divisors (261245463615).

418742726145 is a wasteful number, since it uses less digits than its factorization.

418742726145 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 416659504.

The product of its digits is 3010560, while the sum is 51.

The spelling of 418742726145 in words is "four hundred eighteen billion, seven hundred forty-two million, seven hundred twenty-six thousand, one hundred forty-five".