214523523503442 has 48 divisors (see below), whose sum is σ = 470054902707000. Its totient is φ = 70699650988032.

The previous prime is 214523523503329. The next prime is 214523523503473. The reversal of 214523523503442 is 244305325325412.

It is a happy number.

214523523503442 is a `hidden beast` number, since 2 + 1 + 4 + 5 + 2 + 3 + 523 + 50 + 34 + 42 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 107481552063561 + 107041971439881 = 10367331^2 + 10346109^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 19507434 + ... + 28453242.

Almost surely, 2^{214523523503442} is an apocalyptic number.

214523523503442 is an abundant number, since it is smaller than the sum of its proper divisors (255531379203558).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

214523523503442 is a wasteful number, since it uses less digits than its factorization.

214523523503442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8960875 (or 8960872 counting only the distinct ones).

The product of its (nonzero) digits is 3456000, while the sum is 45.

Adding to 214523523503442 its reverse (244305325325412), we get a palindrome (458828848828854).

The spelling of 214523523503442 in words is "two hundred fourteen trillion, five hundred twenty-three billion, five hundred twenty-three million, five hundred three thousand, four hundred forty-two".