42403211244 has 36 divisors (see below), whose sum is σ = 110643507520. Its totient is φ = 13678454880.

The previous prime is 42403211233. The next prime is 42403211251. The reversal of 42403211244 is 44211230424.

42403211244 is a `hidden beast` number, since 4 + 2 + 403 + 2 + 11 + 244 = 666.

It is a tau number, because it is divible by the number of its divisors (36).

It is a super-3 number, since 3×42403211244³ (a number of 33 digits) contains 333 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 18996739 + ... + 18998970.

Almost surely, 2^42403211244 is an apocalyptic number.

It is an amenable number.

42403211244 is an abundant number, since it is smaller than the sum of its proper divisors (68240296276).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

42403211244 is a wasteful number, since it uses less digits than its factorization.

42403211244 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37995750 (or 37995745 counting only the distinct ones).

The product of its (nonzero) digits is 6144, while the sum is 27.

Adding to 42403211244 its reverse (44211230424), we get a palindrome (86614441668).

The spelling of 42403211244 in words is "forty-two billion, four hundred three million, two hundred eleven thousand, two hundred forty-four".