214151103430645 has 4 divisors (see below), whose sum is σ = 256981324116780. Its totient is φ = 171320882744512.

The previous prime is 214151103430597. The next prime is 214151103430657. The reversal of 214151103430645 is 546034301151412.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 69972656181156 + 144178447249489 = 8364966^2 + 12007433^2 .

It is a cyclic number.

It is not a de Polignac number, because 214151103430645 - 2⁹ = 214151103430133 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 214151103430598 and 214151103430607.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 21415110343060 + ... + 21415110343069.

It is an arithmetic number, because the mean of its divisors is an integer number (64245331029195).

Almost surely, 2^{214151103430645} is an apocalyptic number.

It is an amenable number.

214151103430645 is a deficient number, since it is larger than the sum of its proper divisors (42830220686135).

214151103430645 is an equidigital number, since it uses as much as digits as its factorization.

214151103430645 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42830220686134.

The product of its (nonzero) digits is 172800, while the sum is 40.

The spelling of 214151103430645 in words is "two hundred fourteen trillion, one hundred fifty-one billion, one hundred three million, four hundred thirty thousand, six hundred forty-five".