52240109378 has 18 divisors (see below), whose sum is σ = 81169978539. Its totient is φ = 25214837872.

The previous prime is 52240109359. The next prime is 52240109429. The reversal of 52240109378 is 87390104225.

It can be written as a sum of positive squares in 5 ways, for example, as 2788579249 + 49451530129 = 52807^2 + 222377^2 .

It is an ABA number since it can be written as A⋅B^A, here for A=2, B=161617.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 9371000 + ... + 9376572.

Almost surely, 2^52240109378 is an apocalyptic number.

52240109378 is a gapful number since it is divisible by the number (58) formed by its first and last digit.

52240109378 is a deficient number, since it is larger than the sum of its proper divisors (28929869161).

52240109378 is an frugal number, since it uses more digits than its factorization.

52240109378 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11206 (or 5604 counting only the distinct ones).

The product of its (nonzero) digits is 120960, while the sum is 41.

The spelling of 52240109378 in words is "fifty-two billion, two hundred forty million, one hundred nine thousand, three hundred seventy-eight".