52540708420838 has 64 divisors (see below), whose sum is σ = 90961499232000. Its totient is φ = 22510288281600.

The previous prime is 52540708420829. The next prime is 52540708420859. The reversal of 52540708420838 is 83802480704525.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 64389158 + ... + 65200038.

It is an arithmetic number, because the mean of its divisors is an integer number (1421273425500).

Almost surely, 2^{52540708420838} is an apocalyptic number.

52540708420838 is a deficient number, since it is larger than the sum of its proper divisors (38420790811162).

52540708420838 is a wasteful number, since it uses less digits than its factorization.

52540708420838 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 811701.

The product of its (nonzero) digits is 17203200, while the sum is 56.

The spelling of 52540708420838 in words is "fifty-two trillion, five hundred forty billion, seven hundred eight million, four hundred twenty thousand, eight hundred thirty-eight".