502385942149 has 16 divisors (see below), whose sum is σ = 624695615488. Its totient is φ = 393394309632.

The previous prime is 502385942141. The next prime is 502385942203. The reversal of 502385942149 is 941249583205.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 502385942149 - 2³ = 502385942141 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 502385942096 and 502385942105.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (502385942141) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 28448517 + ... + 28466170.

It is an arithmetic number, because the mean of its divisors is an integer number (39043475968).

Almost surely, 2^502385942149 is an apocalyptic number.

It is an amenable number.

502385942149 is a deficient number, since it is larger than the sum of its proper divisors (122309673339).

502385942149 is a wasteful number, since it uses less digits than its factorization.

502385942149 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 56914804.

The product of its (nonzero) digits is 3110400, while the sum is 52.

The spelling of 502385942149 in words is "five hundred two billion, three hundred eighty-five million, nine hundred forty-two thousand, one hundred forty-nine".