52451545226442 has 32 divisors (see below), whose sum is σ = 104998938633600. Its totient is φ = 17467874581248.

The previous prime is 52451545226393. The next prime is 52451545226467. The reversal of 52451545226442 is 24462254515425.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 306905478 + ... + 307076334.

It is an arithmetic number, because the mean of its divisors is an integer number (3281216832300).

Almost surely, 2^{52451545226442} is an apocalyptic number.

52451545226442 is an abundant number, since it is smaller than the sum of its proper divisors (52547393407158).

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

52451545226442 is a wasteful number, since it uses less digits than its factorization.

52451545226442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 217310.

The product of its digits is 15360000, while the sum is 51.

The spelling of 52451545226442 in words is "fifty-two trillion, four hundred fifty-one billion, five hundred forty-five million, two hundred twenty-six thousand, four hundred forty-two".