52645312454 has 16 divisors (see below), whose sum is σ = 91520222976. Its totient is φ = 22244497800.

The previous prime is 52645312441. The next prime is 52645312469. The reversal of 52645312454 is 45421354625.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 26480552 + ... + 26482539.

It is an arithmetic number, because the mean of its divisors is an integer number (5720013936).

Almost surely, 2^52645312454 is an apocalyptic number.

52645312454 is a deficient number, since it is larger than the sum of its proper divisors (38874910522).

52645312454 is a wasteful number, since it uses less digits than its factorization.

52645312454 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52963171.

The product of its digits is 576000, while the sum is 41.

The spelling of 52645312454 in words is "fifty-two billion, six hundred forty-five million, three hundred twelve thousand, four hundred fifty-four".