502129999994 has 64 divisors (see below), whose sum is σ = 905984870400. Its totient is φ = 204162641088.

The previous prime is 502129999993. The next prime is 502130000027. The reversal of 502129999994 is 499999921205.

It is a happy number.

It is a Smith number, since the sum of its digits (68) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is not an unprimeable number, because it can be changed into a prime (502129999993) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 80170907 + ... + 80177169.

It is an arithmetic number, because the mean of its divisors is an integer number (14156013600).

Almost surely, 2^502129999994 is an apocalyptic number.

502129999994 is a deficient number, since it is larger than the sum of its proper divisors (403854870406).

502129999994 is a wasteful number, since it uses less digits than its factorization.

502129999994 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9707.

The product of its (nonzero) digits is 42515280, while the sum is 68.

The spelling of 502129999994 in words is "five hundred two billion, one hundred twenty-nine million, nine hundred ninety-nine thousand, nine hundred ninety-four".