43214551012 has 6 divisors (see below), whose sum is σ = 75625464278. Its totient is φ = 21607275504.

The previous prime is 43214550997. The next prime is 43214551027. The reversal of 43214551012 is 21015541234.

It is an interprime number because it is at equal distance from previous prime (43214550997) and next prime (43214551027).

It can be written as a sum of positive squares in only one way, i.e., 24216339456 + 18998211556 = 155616^2 + 137834^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5401818873 + ... + 5401818880.

Almost surely, 2^43214551012 is an apocalyptic number.

It is an amenable number.

43214551012 is a deficient number, since it is larger than the sum of its proper divisors (32410913266).

43214551012 is a wasteful number, since it uses less digits than its factorization.

43214551012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10803637757 (or 10803637755 counting only the distinct ones).

The product of its (nonzero) digits is 4800, while the sum is 28.

The spelling of 43214551012 in words is "forty-three billion, two hundred fourteen million, five hundred fifty-one thousand, twelve".