42242366162445 has 16 divisors (see below), whose sum is σ = 67868233109952. Its totient is φ = 22435779536640.

The previous prime is 42242366162431. The next prime is 42242366162449. The reversal of 42242366162445 is 54426166324224.

It is not a de Polignac number, because 42242366162445 - 2⁵ = 42242366162413 is a prime.

It is a super-2 number, since 2×42242366162445² (a number of 28 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42242366162449) 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, 5842647307 + ... + 5842654536.

It is an arithmetic number, because the mean of its divisors is an integer number (4241764569372).

Almost surely, 2^{42242366162445} is an apocalyptic number.

It is an amenable number.

42242366162445 is a deficient number, since it is larger than the sum of its proper divisors (25625866947507).

42242366162445 is a wasteful number, since it uses less digits than its factorization.

42242366162445 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11685302092.

The product of its digits is 13271040, while the sum is 51.

The spelling of 42242366162445 in words is "forty-two trillion, two hundred forty-two billion, three hundred sixty-six million, one hundred sixty-two thousand, four hundred forty-five".