10147789951647 has 4 divisors (see below), whose sum is σ = 13530386602200. Its totient is φ = 6765193301096.

The previous prime is 10147789951633. The next prime is 10147789951697. The reversal of 10147789951647 is 74615998774101.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 10147789951647 - 2¹⁵ = 10147789918879 is a prime.

It is a super-3 number, since 3×10147789951647³ (a number of 40 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10147789951697) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1691298325272 + ... + 1691298325277.

It is an arithmetic number, because the mean of its divisors is an integer number (3382596650550).

Almost surely, 2^{10147789951647} is an apocalyptic number.

10147789951647 is a deficient number, since it is larger than the sum of its proper divisors (3382596650553).

10147789951647 is an equidigital number, since it uses as much as digits as its factorization.

10147789951647 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3382596650552.

The product of its (nonzero) digits is 106686720, while the sum is 69.

The spelling of 10147789951647 in words is "ten trillion, one hundred forty-seven billion, seven hundred eighty-nine million, nine hundred fifty-one thousand, six hundred forty-seven".