72453454253311 has 2 divisors, whose sum is σ = 72453454253312. Its totient is φ = 72453454253310.

The previous prime is 72453454253309. The next prime is 72453454253339. The reversal of 72453454253311 is 11335245435427.

It is a weak prime.

It is an emirp because it is prime and its reverse (11335245435427) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 72453454253311 - 2¹ = 72453454253309 is a prime.

Together with 72453454253309, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (72453454253381) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 36226727126655 + 36226727126656.

It is an arithmetic number, because the mean of its divisors is an integer number (36226727126656).

Almost surely, 2^{72453454253311} is an apocalyptic number.

72453454253311 is a deficient number, since it is larger than the sum of its proper divisors (1).

72453454253311 is an equidigital number, since it uses as much as digits as its factorization.

72453454253311 is an evil number, because the sum of its binary digits is even.

The product of its digits is 6048000, while the sum is 49.

Adding to 72453454253311 its reverse (11335245435427), we get a palindrome (83788699688738).

The spelling of 72453454253311 in words is "seventy-two trillion, four hundred fifty-three billion, four hundred fifty-four million, two hundred fifty-three thousand, three hundred eleven".