21623077095 has 8 divisors (see below), whose sum is σ = 34596923376. Its totient is φ = 11532307776.

The previous prime is 21623077013. The next prime is 21623077169. The reversal of 21623077095 is 59077032612.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 21623077095 - 2⁹ = 21623076583 is a prime.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 720769222 + ... + 720769251.

It is an arithmetic number, because the mean of its divisors is an integer number (4324615422).

Almost surely, 2^21623077095 is an apocalyptic number.

21623077095 is a deficient number, since it is larger than the sum of its proper divisors (12973846281).

21623077095 is a wasteful number, since it uses less digits than its factorization.

21623077095 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1441538481.

The product of its (nonzero) digits is 158760, while the sum is 42.

The spelling of 21623077095 in words is "twenty-one billion, six hundred twenty-three million, seventy-seven thousand, ninety-five".