123361307532 has 96 divisors (see below), whose sum is σ = 322422464000. Its totient is φ = 40787841600.

The previous prime is 123361307497. The next prime is 123361307533. The reversal of 123361307532 is 235703163321.

123361307532 is a `hidden beast` number, since 1 + 2 + 3 + 3 + 613 + 0 + 7 + 5 + 32 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is not an unprimeable number, because it can be changed into a prime (123361307533) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 7105182 + ... + 7122522.

Almost surely, 2^123361307532 is an apocalyptic number.

123361307532 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 123361307532, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (161211232000).

123361307532 is an abundant number, since it is smaller than the sum of its proper divisors (199061156468).

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

123361307532 is a wasteful number, since it uses less digits than its factorization.

123361307532 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17884 (or 17876 counting only the distinct ones).

The product of its (nonzero) digits is 68040, while the sum is 36.

The spelling of 123361307532 in words is "one hundred twenty-three billion, three hundred sixty-one million, three hundred seven thousand, five hundred thirty-two".