52621625737519 has 2 divisors, whose sum is σ = 52621625737520. Its totient is φ = 52621625737518.

The previous prime is 52621625737493. The next prime is 52621625737543. The reversal of 52621625737519 is 91573752612625.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 52621625737519 - 2²⁷ = 52621491519791 is a prime.

It is a super-2 number, since 2×52621625737519² (a number of 28 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (52621625737019) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26310812868759 + 26310812868760.

It is an arithmetic number, because the mean of its divisors is an integer number (26310812868760).

Almost surely, 2^{52621625737519} is an apocalyptic number.

52621625737519 is a deficient number, since it is larger than the sum of its proper divisors (1).

52621625737519 is an equidigital number, since it uses as much as digits as its factorization.

52621625737519 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 47628000, while the sum is 61.

The spelling of 52621625737519 in words is "fifty-two trillion, six hundred twenty-one billion, six hundred twenty-five million, seven hundred thirty-seven thousand, five hundred nineteen".