52443512148642 has 16 divisors (see below), whose sum is σ = 104887171726272. Its totient is φ = 17481146144720.

The previous prime is 52443512148637. The next prime is 52443512148649. The reversal of 52443512148642 is 24684121534425.

It is a super-2 number, since 2×52443512148642² (a number of 28 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (52443512148649) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1214334 + ... + 10313177.

It is an arithmetic number, because the mean of its divisors is an integer number (6555448232892).

Almost surely, 2^{52443512148642} is an apocalyptic number.

52443512148642 is an abundant number, since it is smaller than the sum of its proper divisors (52443659577630).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

52443512148642 is a wasteful number, since it uses less digits than its factorization.

52443512148642 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12285753.

The product of its digits is 7372800, while the sum is 51.

The spelling of 52443512148642 in words is "fifty-two trillion, four hundred forty-three billion, five hundred twelve million, one hundred forty-eight thousand, six hundred forty-two".