123545846132 has 12 divisors (see below), whose sum is σ = 218225841120. Its totient is φ = 61195605816.

The previous prime is 123545846131. The next prime is 123545846191. The reversal of 123545846132 is 231648545321.

It is a super-2 number, since 2×123545846132² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (123545846131) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 144328832 + ... + 144329687.

It is an arithmetic number, because the mean of its divisors is an integer number (18185486760).

Almost surely, 2^123545846132 is an apocalyptic number.

It is an amenable number.

123545846132 is a deficient number, since it is larger than the sum of its proper divisors (94679994988).

123545846132 is a wasteful number, since it uses less digits than its factorization.

123545846132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 288658630 (or 288658628 counting only the distinct ones).

The product of its digits is 691200, while the sum is 44.

The spelling of 123545846132 in words is "one hundred twenty-three billion, five hundred forty-five million, eight hundred forty-six thousand, one hundred thirty-two".