1200707532040 has 128 divisors (see below), whose sum is σ = 2827766972160. Its totient is φ = 458434335744.

The previous prime is 1200707532019. The next prime is 1200707532043. The reversal of 1200707532040 is 402357070021.

It is a junction number, because it is equal to n+sod(n) for n = 1200707531993 and 1200707532011.

It is not an unprimeable number, because it can be changed into a prime (1200707532043) by changing a digit.

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 31 ways as a sum of consecutive naturals, for example, 16274274 + ... + 16347886.

It is an arithmetic number, because the mean of its divisors is an integer number (22091929470).

Almost surely, 2^{1200707532040} is an apocalyptic number.

1200707532040 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 1200707532040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1413883486080).

1200707532040 is an abundant number, since it is smaller than the sum of its proper divisors (1627059440120).

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

1200707532040 is a wasteful number, since it uses less digits than its factorization.

1200707532040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 73871 (or 73867 counting only the distinct ones).

The product of its (nonzero) digits is 11760, while the sum is 31.

The spelling of 1200707532040 in words is "one trillion, two hundred billion, seven hundred seven million, five hundred thirty-two thousand, forty".