53457364279 has 16 divisors (see below), whose sum is σ = 58919558400. Its totient is φ = 48498034200.

The previous prime is 53457364271. The next prime is 53457364309. The reversal of 53457364279 is 97246375435.

It is a happy number.

It is not a de Polignac number, because 53457364279 - 2³ = 53457364271 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53457364271) 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 in 15 ways as a sum of consecutive naturals, for example, 612622 + ... + 694420.

It is an arithmetic number, because the mean of its divisors is an integer number (3682472400).

Almost surely, 2^53457364279 is an apocalyptic number.

53457364279 is a deficient number, since it is larger than the sum of its proper divisors (5462194121).

53457364279 is an equidigital number, since it uses as much as digits as its factorization.

53457364279 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 82323 (or 82301 counting only the distinct ones).

The product of its digits is 19051200, while the sum is 55.

The spelling of 53457364279 in words is "fifty-three billion, four hundred fifty-seven million, three hundred sixty-four thousand, two hundred seventy-nine".