623422535002 has 8 divisors (see below), whose sum is σ = 935396712756. Its totient is φ = 311623630752.

The previous prime is 623422534993. The next prime is 623422535069. The reversal of 623422535002 is 200535224326.

It can be written as a sum of positive squares in 2 ways, for example, as 440615836521 + 182806698481 = 663789^2 + 427559^2 .

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

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, 43809483 + ... + 43823710.

Almost surely, 2^623422535002 is an apocalyptic number.

623422535002 is a deficient number, since it is larger than the sum of its proper divisors (311974177754).

623422535002 is a wasteful number, since it uses less digits than its factorization.

623422535002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 87636752.

The product of its (nonzero) digits is 86400, while the sum is 34.

Adding to 623422535002 its reverse (200535224326), we get a palindrome (823957759328).

The spelling of 623422535002 in words is "six hundred twenty-three billion, four hundred twenty-two million, five hundred thirty-five thousand, two".