10591869434 has 4 divisors (see below), whose sum is σ = 15887804154. Its totient is φ = 5295934716.

The previous prime is 10591869391. The next prime is 10591869443. The reversal of 10591869434 is 43496819501.

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., 6649913209 + 3941956225 = 81547^2 + 62785^2 .

It is a super-2 number, since 2×10591869434² (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, 2647967357 + ... + 2647967360.

Almost surely, 2^10591869434 is an apocalyptic number.

10591869434 is a deficient number, since it is larger than the sum of its proper divisors (5295934720).

10591869434 is an equidigital number, since it uses as much as digits as its factorization.

10591869434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5295934719.

The product of its (nonzero) digits is 933120, while the sum is 50.

The spelling of 10591869434 in words is "ten billion, five hundred ninety-one million, eight hundred sixty-nine thousand, four hundred thirty-four".