42401437744 has 40 divisors (see below), whose sum is σ = 83030199120. Its totient is φ = 20974871808.

The previous prime is 42401437709. The next prime is 42401437751. The reversal of 42401437744 is 44773410424.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 42401437697 and 42401437706.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1173354 + ... + 1208950.

It is an arithmetic number, because the mean of its divisors is an integer number (2075754978).

Almost surely, 2^42401437744 is an apocalyptic number.

It is an amenable number.

42401437744 is a deficient number, since it is larger than the sum of its proper divisors (40628761376).

42401437744 is a wasteful number, since it uses less digits than its factorization.

42401437744 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36397 (or 36391 counting only the distinct ones).

The product of its (nonzero) digits is 301056, while the sum is 40.

The spelling of 42401437744 in words is "forty-two billion, four hundred one million, four hundred thirty-seven thousand, seven hundred forty-four".