123313001958 has 12 divisors (see below), whose sum is σ = 267178170948. Its totient is φ = 41104333980.

The previous prime is 123313001957. The next prime is 123313001993. The reversal of 123313001958 is 859100313321.

123313001958 is a `hidden beast` number, since 1 + 2 + 331 + 300 + 19 + 5 + 8 = 666.

123313001958 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (123313001951) by changing a digit.

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 5 ways as a sum of consecutive naturals, for example, 3425361148 + ... + 3425361183.

It is an arithmetic number, because the mean of its divisors is an integer number (22264847579).

Almost surely, 2^123313001958 is an apocalyptic number.

123313001958 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

123313001958 is an abundant number, since it is smaller than the sum of its proper divisors (143865168990).

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

123313001958 is a wasteful number, since it uses less digits than its factorization.

123313001958 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6850722339 (or 6850722336 counting only the distinct ones).

The product of its (nonzero) digits is 19440, while the sum is 36.

The spelling of 123313001958 in words is "one hundred twenty-three billion, three hundred thirteen million, one thousand, nine hundred fifty-eight".