20214560347 has 8 divisors (see below), whose sum is σ = 20678036400. Its totient is φ = 19754124000.

The previous prime is 20214560339. The next prime is 20214560393. The reversal of 20214560347 is 74306541202.

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 20214560347 - 2³ = 20214560339 is a prime.

It is a super-3 number, since 3×20214560347³ (a number of 32 digits) contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (20214560147) by changing a digit.

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, 746472 + ... + 773077.

It is an arithmetic number, because the mean of its divisors is an integer number (2584754550).

Almost surely, 2^20214560347 is an apocalyptic number.

20214560347 is a deficient number, since it is larger than the sum of its proper divisors (463476053).

20214560347 is a wasteful number, since it uses less digits than its factorization.

20214560347 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1519853.

The product of its (nonzero) digits is 40320, while the sum is 34.

The spelling of 20214560347 in words is "twenty billion, two hundred fourteen million, five hundred sixty thousand, three hundred forty-seven".