123814551000 has 128 divisors (see below), whose sum is σ = 441487388160. Its totient is φ = 28300464000.

The previous prime is 123814550987. The next prime is 123814551013. The reversal of 123814551000 is 155418321.

It is an interprime number because it is at equal distance from previous prime (123814550987) and next prime (123814551013).

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2926966 + ... + 2968965.

It is an arithmetic number, because the mean of its divisors is an integer number (3449120220).

Almost surely, 2^123814551000 is an apocalyptic number.

123814551000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

123814551000 is an abundant number, since it is smaller than the sum of its proper divisors (317672837160).

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

123814551000 is a wasteful number, since it uses less digits than its factorization.

123814551000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5895962 (or 5895948 counting only the distinct ones).

The product of its (nonzero) digits is 4800, while the sum is 30.

Adding to 123814551000 its reverse (155418321), we get a palindrome (123969969321).

The spelling of 123814551000 in words is "one hundred twenty-three billion, eight hundred fourteen million, five hundred fifty-one thousand".