42402647038 has 16 divisors (see below), whose sum is σ = 64059280416. Its totient is φ = 21049889760.

The previous prime is 42402647029. The next prime is 42402647039. The reversal of 42402647038 is 83074620424.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42402647039) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 170023 + ... + 337213.

It is an arithmetic number, because the mean of its divisors is an integer number (4003705026).

Almost surely, 2^42402647038 is an apocalyptic number.

42402647038 is a deficient number, since it is larger than the sum of its proper divisors (21656633378).

42402647038 is a wasteful number, since it uses less digits than its factorization.

42402647038 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 168099.

The product of its (nonzero) digits is 258048, while the sum is 40.

The spelling of 42402647038 in words is "forty-two billion, four hundred two million, six hundred forty-seven thousand, thirty-eight".