1207011127640 has 32 divisors (see below), whose sum is σ = 2833852214880. Its totient is φ = 461812952832.

The previous prime is 1207011127603. The next prime is 1207011127711. The reversal of 1207011127640 is 467211107021.

It is a junction number, because it is equal to n+sod(n) for n = 1207011127597 and 1207011127606.

It is a congruent number.

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 7 ways as a sum of consecutive naturals, for example, 655983389 + ... + 655985228.

It is an arithmetic number, because the mean of its divisors is an integer number (88557881715).

Almost surely, 2^{1207011127640} is an apocalyptic number.

1207011127640 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1207011127640 is an abundant number, since it is smaller than the sum of its proper divisors (1626841087240).

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

1207011127640 is a wasteful number, since it uses less digits than its factorization.

1207011127640 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1311968651 (or 1311968647 counting only the distinct ones).

The product of its (nonzero) digits is 4704, while the sum is 32.

The spelling of 1207011127640 in words is "one trillion, two hundred seven billion, eleven million, one hundred twenty-seven thousand, six hundred forty".