7427444136432 has 40 divisors (see below), whose sum is σ = 19430444586240. Its totient is φ = 2444475284160.

The previous prime is 7427444136401. The next prime is 7427444136451. The reversal of 7427444136432 is 2346314447247.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 979353294 + ... + 979360877.

It is an arithmetic number, because the mean of its divisors is an integer number (485761114656).

Almost surely, 2^{7427444136432} is an apocalyptic number.

It is an amenable number.

7427444136432 is an abundant number, since it is smaller than the sum of its proper divisors (12003000449808).

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

7427444136432 is a wasteful number, since it uses less digits than its factorization.

7427444136432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1958714261 (or 1958714255 counting only the distinct ones).

The product of its digits is 10838016, while the sum is 51.

The spelling of 7427444136432 in words is "seven trillion, four hundred twenty-seven billion, four hundred forty-four million, one hundred thirty-six thousand, four hundred thirty-two".