214321556445 has 32 divisors (see below), whose sum is σ = 354630964224. Its totient is φ = 110412979200.

The previous prime is 214321556429. The next prime is 214321556453. The reversal of 214321556445 is 544655123412.

It is not a de Polignac number, because 214321556445 - 2⁴ = 214321556429 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 214321556397 and 214321556406.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 174412 + ... + 677541.

It is an arithmetic number, because the mean of its divisors is an integer number (11082217632).

Almost surely, 2^214321556445 is an apocalyptic number.

It is an amenable number.

214321556445 is a deficient number, since it is larger than the sum of its proper divisors (140309407779).

214321556445 is a wasteful number, since it uses less digits than its factorization.

214321556445 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 852533.

The product of its digits is 576000, while the sum is 42.

Adding to 214321556445 its reverse (544655123412), we get a palindrome (758976679857).

The spelling of 214321556445 in words is "two hundred fourteen billion, three hundred twenty-one million, five hundred fifty-six thousand, four hundred forty-five".