21652673761371 has 8 divisors (see below), whose sum is σ = 29801529478144. Its totient is φ = 13969466942760.

The previous prime is 21652673761283. The next prime is 21652673761391. The reversal of 21652673761371 is 17316737625612.

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

It is not a de Polignac number, because 21652673761371 - 2⁹ = 21652673760859 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (21652673761391) 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, 116412224431 + ... + 116412224616.

It is an arithmetic number, because the mean of its divisors is an integer number (3725191184768).

Almost surely, 2^{21652673761371} is an apocalyptic number.

21652673761371 is a deficient number, since it is larger than the sum of its proper divisors (8148855716773).

21652673761371 is a wasteful number, since it uses less digits than its factorization.

21652673761371 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 232824449081.

The product of its digits is 13335840, while the sum is 57.

The spelling of 21652673761371 in words is "twenty-one trillion, six hundred fifty-two billion, six hundred seventy-three million, seven hundred sixty-one thousand, three hundred seventy-one".