123344340562 has 16 divisors (see below), whose sum is σ = 200017851840. Its totient is φ = 56847177648.

The previous prime is 123344340557. The next prime is 123344340571. The reversal of 123344340562 is 265043443321.

It is a Harshad number since it is a multiple of its sum of digits (37).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 43862158 + ... + 43864969.

It is an arithmetic number, because the mean of its divisors is an integer number (12501115740).

Almost surely, 2^123344340562 is an apocalyptic number.

123344340562 is a deficient number, since it is larger than the sum of its proper divisors (76673511278).

123344340562 is a wasteful number, since it uses less digits than its factorization.

123344340562 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 87727185.

The product of its (nonzero) digits is 207360, while the sum is 37.

Adding to 123344340562 its reverse (265043443321), we get a palindrome (388387783883).

The spelling of 123344340562 in words is "one hundred twenty-three billion, three hundred forty-four million, three hundred forty thousand, five hundred sixty-two".