102423023626 has 128 divisors (see below), whose sum is σ = 207120291840. Its totient is φ = 36781516800.

The previous prime is 102423023623. The next prime is 102423023653. The reversal of 102423023626 is 626320324201.

It is not an unprimeable number, because it can be changed into a prime (102423023623) 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 63 ways as a sum of consecutive naturals, for example, 35353410 + ... + 35356306.

It is an arithmetic number, because the mean of its divisors is an integer number (1618127280).

Almost surely, 2^102423023626 is an apocalyptic number.

102423023626 is an abundant number, since it is smaller than the sum of its proper divisors (104697268214).

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

102423023626 is a wasteful number, since it uses less digits than its factorization.

102423023626 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3260.

The product of its (nonzero) digits is 20736, while the sum is 31.

Adding to 102423023626 its reverse (626320324201), we get a palindrome (728743347827).

The spelling of 102423023626 in words is "one hundred two billion, four hundred twenty-three million, twenty-three thousand, six hundred twenty-six".