7442431433636 has 24 divisors (see below), whose sum is σ = 13040339599224. Its totient is φ = 3716622790400.

The previous prime is 7442431433623. The next prime is 7442431433639. The reversal of 7442431433636 is 6363341342447.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 362095841536 + 7080335592100 = 601744^2 + 2660890^2 .

It is not an unprimeable number, because it can be changed into a prime (7442431433639) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10872086 + ... + 11536338.

It is an arithmetic number, because the mean of its divisors is an integer number (543347483301).

Almost surely, 2^{7442431433636} is an apocalyptic number.

It is an amenable number.

7442431433636 is a deficient number, since it is larger than the sum of its proper divisors (5597908165588).

7442431433636 is a wasteful number, since it uses less digits than its factorization.

7442431433636 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 667711 (or 667709 counting only the distinct ones).

The product of its digits is 10450944, while the sum is 50.

The spelling of 7442431433636 in words is "seven trillion, four hundred forty-two billion, four hundred thirty-one million, four hundred thirty-three thousand, six hundred thirty-six".