123416426254 has 8 divisors (see below), whose sum is σ = 201954152088. Its totient is φ = 56098375560.

The previous prime is 123416426183. The next prime is 123416426267. The reversal of 123416426254 is 452624614321.

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

It is a super-2 number, since 2×123416426254² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

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, 2804918757 + ... + 2804918800.

It is an arithmetic number, because the mean of its divisors is an integer number (25244269011).

Almost surely, 2^123416426254 is an apocalyptic number.

123416426254 is a deficient number, since it is larger than the sum of its proper divisors (78537725834).

123416426254 is a wasteful number, since it uses less digits than its factorization.

123416426254 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5609837570.

The product of its digits is 276480, while the sum is 40.

The spelling of 123416426254 in words is "one hundred twenty-three billion, four hundred sixteen million, four hundred twenty-six thousand, two hundred fifty-four".