79453454253311 has 4 divisors (see below), whose sum is σ = 81301209003432. Its totient is φ = 77605699503192.

The previous prime is 79453454253307. The next prime is 79453454253337. The reversal of 79453454253311 is 11335245435497.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 79453454253311 - 2² = 79453454253307 is a prime.

It is a super-3 number, since 3×79453454253311³ (a number of 43 digits) contains 333 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (79453454253011) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 923877374996 + ... + 923877375081.

It is an arithmetic number, because the mean of its divisors is an integer number (20325302250858).

Almost surely, 2^{79453454253311} is an apocalyptic number.

79453454253311 is a deficient number, since it is larger than the sum of its proper divisors (1847754750121).

79453454253311 is a wasteful number, since it uses less digits than its factorization.

79453454253311 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1847754750120.

The product of its digits is 27216000, while the sum is 56.

The spelling of 79453454253311 in words is "seventy-nine trillion, four hundred fifty-three billion, four hundred fifty-four million, two hundred fifty-three thousand, three hundred eleven".