42102032424 has 32 divisors (see below), whose sum is σ = 105961500000. Its totient is φ = 13939821632.

The previous prime is 42102032393. The next prime is 42102032501. The reversal of 42102032424 is 42423020124.

It is a super-2 number, since 2×42102032424² (a number of 22 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a junction number, because it is equal to n+sod(n) for n = 42102032394 and 42102032403.

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, 5883174 + ... + 5890325.

It is an arithmetic number, because the mean of its divisors is an integer number (3311296875).

Almost surely, 2^42102032424 is an apocalyptic number.

It is an amenable number.

42102032424 is an abundant number, since it is smaller than the sum of its proper divisors (63859467576).

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

42102032424 is a wasteful number, since it uses less digits than its factorization.

42102032424 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11773657 (or 11773653 counting only the distinct ones).

The product of its (nonzero) digits is 3072, while the sum is 24.

Adding to 42102032424 its reverse (42423020124), we get a palindrome (84525052548).

The spelling of 42102032424 in words is "forty-two billion, one hundred two million, thirty-two thousand, four hundred twenty-four".