123413331455 has 16 divisors (see below), whose sum is σ = 152019733824. Its totient is φ = 96124734720.

The previous prime is 123413331449. The next prime is 123413331463. The reversal of 123413331455 is 554133314321.

It is not a de Polignac number, because 123413331455 - 2⁴ = 123413331439 is a prime.

It is a Duffinian number.

It is a congruent number.

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, 518252 + ... + 717921.

It is an arithmetic number, because the mean of its divisors is an integer number (9501233364).

Almost surely, 2^123413331455 is an apocalyptic number.

123413331455 is a deficient number, since it is larger than the sum of its proper divisors (28606402369).

123413331455 is a wasteful number, since it uses less digits than its factorization.

123413331455 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1236706.

The product of its digits is 64800, while the sum is 35.

Adding to 123413331455 its reverse (554133314321), we get a palindrome (677546645776).

The spelling of 123413331455 in words is "one hundred twenty-three billion, four hundred thirteen million, three hundred thirty-one thousand, four hundred fifty-five".