502416421121 has 2 divisors, whose sum is σ = 502416421122. Its totient is φ = 502416421120.

The previous prime is 502416421063. The next prime is 502416421207. The reversal of 502416421121 is 121124614205.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 371412238096 + 131004183025 = 609436^2 + 361945^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-502416421121 is a prime.

It is not a weakly prime, because it can be changed into another prime (502416421321) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 251208210560 + 251208210561.

It is an arithmetic number, because the mean of its divisors is an integer number (251208210561).

Almost surely, 2^502416421121 is an apocalyptic number.

It is an amenable number.

502416421121 is a deficient number, since it is larger than the sum of its proper divisors (1).

502416421121 is an equidigital number, since it uses as much as digits as its factorization.

502416421121 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3840, while the sum is 29.

The spelling of 502416421121 in words is "five hundred two billion, four hundred sixteen million, four hundred twenty-one thousand, one hundred twenty-one".