123242455224546 has 32 divisors (see below), whose sum is σ = 281872116516480. Its totient is φ = 35190245563776.

The previous prime is 123242455224491. The next prime is 123242455224571. The reversal of 123242455224546 is 645422554242321.

It is a super-2 number, since 2×123242455224546² (a number of 29 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 911785801 + ... + 911920956.

It is an arithmetic number, because the mean of its divisors is an integer number (8808503641140).

Almost surely, 2^{123242455224546} is an apocalyptic number.

123242455224546 is an abundant number, since it is smaller than the sum of its proper divisors (158629661291934).

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

123242455224546 is a wasteful number, since it uses less digits than its factorization.

123242455224546 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1823708378.

The product of its digits is 18432000, while the sum is 51.

The spelling of 123242455224546 in words is "one hundred twenty-three trillion, two hundred forty-two billion, four hundred fifty-five million, two hundred twenty-four thousand, five hundred forty-six".