101040268665 has 16 divisors (see below), whose sum is σ = 184759348608. Its totient is φ = 46189837056.

The previous prime is 101040268661. The next prime is 101040268669. The reversal of 101040268665 is 566862040101.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (101040268661) and next prime (101040268669).

It is not a de Polignac number, because 101040268665 - 2² = 101040268661 is a prime.

It is not an unprimeable number, because it can be changed into a prime (101040268661) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 481144032 + ... + 481144241.

It is an arithmetic number, because the mean of its divisors is an integer number (11547459288).

Almost surely, 2^101040268665 is an apocalyptic number.

101040268665 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

101040268665 is a deficient number, since it is larger than the sum of its proper divisors (83719079943).

101040268665 is an equidigital number, since it uses as much as digits as its factorization.

101040268665 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 962288288.

The product of its (nonzero) digits is 69120, while the sum is 39.

The spelling of 101040268665 in words is "one hundred one billion, forty million, two hundred sixty-eight thousand, six hundred sixty-five".