21677350701 has 8 divisors (see below), whose sum is σ = 29448476640. Its totient is φ = 14178895952.

The previous prime is 21677350627. The next prime is 21677350759. The reversal of 21677350701 is 10705377612.

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 21677350701 - 2¹⁰ = 21677349677 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 21677350701.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (21677350601) 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, 68167611 + ... + 68167928.

It is an arithmetic number, because the mean of its divisors is an integer number (3681059580).

Almost surely, 2^21677350701 is an apocalyptic number.

It is an amenable number.

21677350701 is a deficient number, since it is larger than the sum of its proper divisors (7771125939).

21677350701 is a wasteful number, since it uses less digits than its factorization.

21677350701 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 136335595.

The product of its (nonzero) digits is 61740, while the sum is 39.

The spelling of 21677350701 in words is "twenty-one billion, six hundred seventy-seven million, three hundred fifty thousand, seven hundred one".