42002620424 has 32 divisors (see below), whose sum is σ = 82396008000. Its totient is φ = 20035173312.

The previous prime is 42002620423. The next prime is 42002620433. The reversal of 42002620424 is 42402620024.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 42002620393 and 42002620402.

It is not an unprimeable number, because it can be changed into a prime (42002620421) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 231419 + ... + 370890.

It is an arithmetic number, because the mean of its divisors is an integer number (2574875250).

Almost surely, 2^42002620424 is an apocalyptic number.

It is an amenable number.

42002620424 is a deficient number, since it is larger than the sum of its proper divisors (40393387576).

42002620424 is a wasteful number, since it uses less digits than its factorization.

42002620424 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 602717 (or 602713 counting only the distinct ones).

The product of its (nonzero) digits is 6144, while the sum is 26.

The spelling of 42002620424 in words is "forty-two billion, two million, six hundred twenty thousand, four hundred twenty-four".