622672611505 has 32 divisors (see below), whose sum is σ = 857316024576. Its totient is φ = 425294025984.

The previous prime is 622672611503. The next prime is 622672611511. The reversal of 622672611505 is 505116276226.

It is a cyclic number.

It is not a de Polignac number, because 622672611505 - 2¹ = 622672611503 is a prime.

It is a super-2 number, since 2×622672611505² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (622672611503) by changing a digit.

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 31 ways as a sum of consecutive naturals, for example, 35639782 + ... + 35657248.

It is an arithmetic number, because the mean of its divisors is an integer number (26791125768).

Almost surely, 2^622672611505 is an apocalyptic number.

It is an amenable number.

622672611505 is a deficient number, since it is larger than the sum of its proper divisors (234643413071).

622672611505 is a wasteful number, since it uses less digits than its factorization.

622672611505 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21433.

The product of its (nonzero) digits is 302400, while the sum is 43.

The spelling of 622672611505 in words is "six hundred twenty-two billion, six hundred seventy-two million, six hundred eleven thousand, five hundred five".