1288870880522 has 8 divisors (see below), whose sum is σ = 1933744824900. Its totient is φ = 644289272224.

The previous prime is 1288870880513. The next prime is 1288870880629. The reversal of 1288870880522 is 2250880788821.

It can be written as a sum of positive squares in 2 ways, for example, as 962088301321 + 326782579201 = 980861^2 + 571649^2 .

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

It is a super-2 number, since 2×1288870880522² (a number of 25 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 73072997 + ... + 73090632.

Almost surely, 2^{1288870880522} is an apocalyptic number.

1288870880522 is a deficient number, since it is larger than the sum of its proper divisors (644873944378).

1288870880522 is a wasteful number, since it uses less digits than its factorization.

1288870880522 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 146168040.

The product of its (nonzero) digits is 9175040, while the sum is 59.

The spelling of 1288870880522 in words is "one trillion, two hundred eighty-eight billion, eight hundred seventy million, eight hundred eighty thousand, five hundred twenty-two".