21094082635 has 8 divisors (see below), whose sum is σ = 25313803056. Its totient is φ = 16874663520.

The previous prime is 21094082609. The next prime is 21094082641. The reversal of 21094082635 is 53628049012.

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

It is not a de Polignac number, because 21094082635 - 2¹⁹ = 21093558347 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 129172 + ... + 242638.

It is an arithmetic number, because the mean of its divisors is an integer number (3164225382).

Almost surely, 2^21094082635 is an apocalyptic number.

21094082635 is a deficient number, since it is larger than the sum of its proper divisors (4219720421).

21094082635 is a wasteful number, since it uses less digits than its factorization.

21094082635 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 150653.

The product of its (nonzero) digits is 103680, while the sum is 40.

The spelling of 21094082635 in words is "twenty-one billion, ninety-four million, eighty-two thousand, six hundred thirty-five".