21467270207704 has 16 divisors (see below), whose sum is σ = 42001180841520. Its totient is φ = 10266955316640.

The previous prime is 21467270207683. The next prime is 21467270207707. The reversal of 21467270207704 is 40770207276412.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (21467270207707) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 58334973207 + ... + 58334973574.

It is an arithmetic number, because the mean of its divisors is an integer number (2625073802595).

Almost surely, 2^{21467270207704} is an apocalyptic number.

It is an amenable number.

21467270207704 is a deficient number, since it is larger than the sum of its proper divisors (20533910633816).

21467270207704 is a wasteful number, since it uses less digits than its factorization.

21467270207704 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 116669946810 (or 116669946806 counting only the distinct ones).

The product of its (nonzero) digits is 1843968, while the sum is 49.

The spelling of 21467270207704 in words is "twenty-one trillion, four hundred sixty-seven billion, two hundred seventy million, two hundred seven thousand, seven hundred four".