10640353615 has 8 divisors (see below), whose sum is σ = 12911890320. Its totient is φ = 8416638912.

The previous prime is 10640353613. The next prime is 10640353681. The reversal of 10640353615 is 51635304601.

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 10640353615 - 2¹ = 10640353613 is a prime.

It is a super-2 number, since 2×10640353615² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10640353613) 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, 11955009 + ... + 11955898.

It is an arithmetic number, because the mean of its divisors is an integer number (1613986290).

Almost surely, 2^10640353615 is an apocalyptic number.

10640353615 is a deficient number, since it is larger than the sum of its proper divisors (2271536705).

10640353615 is an equidigital number, since it uses as much as digits as its factorization.

10640353615 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23911001.

The product of its (nonzero) digits is 32400, while the sum is 34.

The spelling of 10640353615 in words is "ten billion, six hundred forty million, three hundred fifty-three thousand, six hundred fifteen".