123540267300 has 72 divisors (see below), whose sum is σ = 358867468512. Its totient is φ = 32812800000.

The previous prime is 123540267271. The next prime is 123540267307. The reversal of 123540267300 is 3762045321.

It is not an unprimeable number, because it can be changed into a prime (123540267307) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 745021 + ... + 895620.

It is an arithmetic number, because the mean of its divisors is an integer number (4984270396).

Almost surely, 2^123540267300 is an apocalyptic number.

123540267300 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

123540267300 is an abundant number, since it is smaller than the sum of its proper divisors (235327201212).

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

123540267300 is a wasteful number, since it uses less digits than its factorization.

123540267300 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1640909 (or 1640902 counting only the distinct ones).

The product of its (nonzero) digits is 30240, while the sum is 33.

The spelling of 123540267300 in words is "one hundred twenty-three billion, five hundred forty million, two hundred sixty-seven thousand, three hundred".