623323442010 has 32 divisors (see below), whose sum is σ = 1497625693632. Its totient is φ = 166036314240.

The previous prime is 623323441967. The next prime is 623323442011. The reversal of 623323442010 is 10244323326.

It is a super-2 number, since 2×623323442010² (a number of 24 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is not an unprimeable number, because it can be changed into a prime (623323442011) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 11426731 + ... + 11481150.

It is an arithmetic number, because the mean of its divisors is an integer number (46800802926).

Almost surely, 2^623323442010 is an apocalyptic number.

623323442010 is an abundant number, since it is smaller than the sum of its proper divisors (874302251622).

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

623323442010 is a wasteful number, since it uses less digits than its factorization.

623323442010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22908798.

The product of its (nonzero) digits is 20736, while the sum is 30.

Adding to 623323442010 its reverse (10244323326), we get a palindrome (633567765336).

The spelling of 623323442010 in words is "six hundred twenty-three billion, three hundred twenty-three million, four hundred forty-two thousand, ten".