1252622622648 has 16 divisors (see below), whose sum is σ = 3131556556680. Its totient is φ = 417540874208.

The previous prime is 1252622622619. The next prime is 1252622622701. The reversal of 1252622622648 is 8462262262521.

It is a super-3 number, since 3×1252622622648³ (a number of 37 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1252622622597 and 1252622622606.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 26096304615 + ... + 26096304662.

Almost surely, 2^{1252622622648} is an apocalyptic number.

It is an amenable number.

1252622622648 is an abundant number, since it is smaller than the sum of its proper divisors (1878933934032).

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

1252622622648 is a wasteful number, since it uses less digits than its factorization.

1252622622648 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52192609286 (or 52192609282 counting only the distinct ones).

The product of its digits is 2211840, while the sum is 48.

The spelling of 1252622622648 in words is "one trillion, two hundred fifty-two billion, six hundred twenty-two million, six hundred twenty-two thousand, six hundred forty-eight".