502042065126426 has 160 divisors (see below), whose sum is σ = 1280605009166208. Its totient is φ = 145515581861760.

The previous prime is 502042065126389. The next prime is 502042065126461. The reversal of 502042065126426 is 624621560240205.

502042065126426 is a `hidden beast` number, since 5 + 0 + 2 + 0 + 4 + 206 + 5 + 12 + 6 + 426 = 666.

It is an unprimeable number.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 1785742420 + ... + 1786023536.

Almost surely, 2^{502042065126426} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 502042065126426, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (640302504583104).

502042065126426 is an abundant number, since it is smaller than the sum of its proper divisors (778562944039782).

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

502042065126426 is a wasteful number, since it uses less digits than its factorization.

502042065126426 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 324738 (or 324729 counting only the distinct ones).

The product of its (nonzero) digits is 1382400, while the sum is 45.

The spelling of 502042065126426 in words is "five hundred two trillion, forty-two billion, sixty-five million, one hundred twenty-six thousand, four hundred twenty-six".