10640067734267 has 4 divisors (see below), whose sum is σ = 10680524265840. Its totient is φ = 10599611202696.

The previous prime is 10640067734239. The next prime is 10640067734279. The reversal of 10640067734267 is 76243776004601.

It is a happy number.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-10640067734267 is a prime.

It is a super-2 number, since 2×10640067734267² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10640067734227) 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, 20228265392 + ... + 20228265917.

It is an arithmetic number, because the mean of its divisors is an integer number (2670131066460).

Almost surely, 2^{10640067734267} is an apocalyptic number.

10640067734267 is a deficient number, since it is larger than the sum of its proper divisors (40456531573).

10640067734267 is an equidigital number, since it uses as much as digits as its factorization.

10640067734267 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40456531572.

The product of its (nonzero) digits is 7112448, while the sum is 53.

The spelling of 10640067734267 in words is "ten trillion, six hundred forty billion, sixty-seven million, seven hundred thirty-four thousand, two hundred sixty-seven".