1200630125640 has 128 divisors (see below), whose sum is σ = 3949695043200. Its totient is φ = 289553694720.

The previous prime is 1200630125633. The next prime is 1200630125707. The reversal of 1200630125640 is 465210360021.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a junction number, because it is equal to n+sod(n) for n = 1200630125598 and 1200630125607.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2101635 + ... + 2611154.

It is an arithmetic number, because the mean of its divisors is an integer number (30856992525).

Almost surely, 2^{1200630125640} is an apocalyptic number.

1200630125640 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1200630125640 is an abundant number, since it is smaller than the sum of its proper divisors (2749064917560).

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

1200630125640 is a wasteful number, since it uses less digits than its factorization.

1200630125640 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4713007 (or 4713003 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 30.

Adding to 1200630125640 its reverse (465210360021), we get a palindrome (1665840485661).

The spelling of 1200630125640 in words is "one trillion, two hundred billion, six hundred thirty million, one hundred twenty-five thousand, six hundred forty".