500142961678541 has 2 divisors, whose sum is σ = 500142961678542. Its totient is φ = 500142961678540.

The previous prime is 500142961678519. The next prime is 500142961678573. The reversal of 500142961678541 is 145876169241005.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 258708856256041 + 241434105422500 = 16084429^2 + 15538150^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-500142961678541 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (500142961674541) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 250071480839270 + 250071480839271.

It is an arithmetic number, because the mean of its divisors is an integer number (250071480839271).

Almost surely, 2^{500142961678541} is an apocalyptic number.

It is an amenable number.

500142961678541 is a deficient number, since it is larger than the sum of its proper divisors (1).

500142961678541 is an equidigital number, since it uses as much as digits as its factorization.

500142961678541 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 14515200, while the sum is 59.

The spelling of 500142961678541 in words is "five hundred trillion, one hundred forty-two billion, nine hundred sixty-one million, six hundred seventy-eight thousand, five hundred forty-one".