123545552032350 has 144 divisors (see below), whose sum is σ = 381309189105312. Its totient is φ = 28092667207680.

The previous prime is 123545552032283. The next prime is 123545552032367. The reversal of 123545552032350 is 53230255545321.

123545552032350 is a `hidden beast` number, since 1 + 2 + 3 + 5 + 4 + 55 + 520 + 3 + 23 + 50 = 666.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a junction number, because it is equal to n+sod(n) for n = 123545552032296 and 123545552032305.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 101000367 + ... + 102216266.

It is an arithmetic number, because the mean of its divisors is an integer number (2647980479898).

Almost surely, 2^{123545552032350} is an apocalyptic number.

123545552032350 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

123545552032350 is an abundant number, since it is smaller than the sum of its proper divisors (257763637072962).

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

123545552032350 is a wasteful number, since it uses less digits than its factorization.

123545552032350 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 203216851 (or 203216843 counting only the distinct ones).

The product of its (nonzero) digits is 2700000, while the sum is 45.

The spelling of 123545552032350 in words is "one hundred twenty-three trillion, five hundred forty-five billion, five hundred fifty-two million, thirty-two thousand, three hundred fifty".