10656240634155 has 8 divisors (see below), whose sum is σ = 17049985014672. Its totient is φ = 5683328338208.

The previous prime is 10656240634153. The next prime is 10656240634159. The reversal of 10656240634155 is 55143604265601.

It is a happy number.

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 10656240634155 - 2¹ = 10656240634153 is a prime.

It is a super-2 number, since 2×10656240634155² (a number of 27 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (10656240634153) 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, 355208021124 + ... + 355208021153.

It is an arithmetic number, because the mean of its divisors is an integer number (2131248126834).

Almost surely, 2^{10656240634155} is an apocalyptic number.

10656240634155 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

10656240634155 is a deficient number, since it is larger than the sum of its proper divisors (6393744380517).

10656240634155 is an equidigital number, since it uses as much as digits as its factorization.

10656240634155 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 710416042285.

The product of its (nonzero) digits is 2592000, while the sum is 48.

Adding to 10656240634155 its reverse (55143604265601), we get a palindrome (65799844899756).

The spelling of 10656240634155 in words is "ten trillion, six hundred fifty-six billion, two hundred forty million, six hundred thirty-four thousand, one hundred fifty-five".