10640434514 has 4 divisors (see below), whose sum is σ = 15960651774. Its totient is φ = 5320217256.

The previous prime is 10640434459. The next prime is 10640434561. The reversal of 10640434514 is 41543404601.

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

It can be written as a sum of positive squares in only one way, i.e., 10439730625 + 200703889 = 102175^2 + 14167^2 .

It is a super-2 number, since 2×10640434514² (a number of 21 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2660108627 + ... + 2660108630.

Almost surely, 2^10640434514 is an apocalyptic number.

10640434514 is a deficient number, since it is larger than the sum of its proper divisors (5320217260).

10640434514 is an equidigital number, since it uses as much as digits as its factorization.

10640434514 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5320217259.

The product of its (nonzero) digits is 23040, while the sum is 32.

The spelling of 10640434514 in words is "ten billion, six hundred forty million, four hundred thirty-four thousand, five hundred fourteen".