52622869778 has 8 divisors (see below), whose sum is σ = 78942554940. Its totient is φ = 26308684800.

The previous prime is 52622869727. The next prime is 52622869801. The reversal of 52622869778 is 87796822625.

It can be written as a sum of positive squares in 2 ways, for example, as 51634836289 + 988033489 = 227233^2 + 31433^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 52622869778.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1351043 + ... + 1389446.

Almost surely, 2^52622869778 is an apocalyptic number.

52622869778 is a deficient number, since it is larger than the sum of its proper divisors (26319685162).

52622869778 is a wasteful number, since it uses less digits than its factorization.

52622869778 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2750092.

The product of its digits is 40642560, while the sum is 62.

The spelling of 52622869778 in words is "fifty-two billion, six hundred twenty-two million, eight hundred sixty-nine thousand, seven hundred seventy-eight".