52485717419 has 2 divisors, whose sum is σ = 52485717420. Its totient is φ = 52485717418.

The previous prime is 52485717391. The next prime is 52485717433. The reversal of 52485717419 is 91471758425.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 52485717419 - 2¹² = 52485713323 is a prime.

It is a super-2 number, since 2×52485717419² (a number of 22 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (52485717619) 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 as a sum of consecutive naturals, namely, 26242858709 + 26242858710.

It is an arithmetic number, because the mean of its divisors is an integer number (26242858710).

Almost surely, 2^52485717419 is an apocalyptic number.

52485717419 is a deficient number, since it is larger than the sum of its proper divisors (1).

52485717419 is an equidigital number, since it uses as much as digits as its factorization.

52485717419 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2822400, while the sum is 53.

The spelling of 52485717419 in words is "fifty-two billion, four hundred eighty-five million, seven hundred seventeen thousand, four hundred nineteen".