112345540000 has 120 divisors (see below), whose sum is σ = 280176642900. Its totient is φ = 44322048000.

The previous prime is 112345539953. The next prime is 112345540051. The reversal of 112345540000 is 45543211.

It is a happy number.

It can be written as a sum of positive squares in 10 ways, for example, as 2755410064 + 109590129936 = 52492^2 + 331044^2 .

It is a Harshad number since it is a multiple of its sum of digits (25).

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 1421526 + ... + 1498474.

Almost surely, 2^112345540000 is an apocalyptic number.

112345540000 is a gapful number since it is divisible by the number (10) 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 112345540000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (140088321450).

112345540000 is an abundant number, since it is smaller than the sum of its proper divisors (167831102900).

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

112345540000 is an frugal number, since it uses more digits than its factorization.

112345540000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 77052 (or 77029 counting only the distinct ones).

The product of its (nonzero) digits is 2400, while the sum is 25.

The spelling of 112345540000 in words is "one hundred twelve billion, three hundred forty-five million, five hundred forty thousand".