1260643024651 has 8 divisors (see below), whose sum is σ = 1303981036544. Its totient is φ = 1217472019560.

The previous prime is 1260643024637. The next prime is 1260643024657. The reversal of 1260643024651 is 1564203460621.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1260643024651 - 2⁷ = 1260643024523 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1260643024657) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 41736345 + ... + 41766538.

It is an arithmetic number, because the mean of its divisors is an integer number (162997629568).

Almost surely, 2^{1260643024651} is an apocalyptic number.

1260643024651 is a deficient number, since it is larger than the sum of its proper divisors (43338011893).

1260643024651 is an equidigital number, since it uses as much as digits as its factorization.

1260643024651 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 83503401.

The product of its (nonzero) digits is 207360, while the sum is 40.

The spelling of 1260643024651 in words is "one trillion, two hundred sixty billion, six hundred forty-three million, twenty-four thousand, six hundred fifty-one".