43015243052 has 6 divisors (see below), whose sum is σ = 75276675348. Its totient is φ = 21507621524.

The previous prime is 43015243049. The next prime is 43015243079. The reversal of 43015243052 is 25034251034.

It is a happy number.

It is a super-2 number, since 2×43015243052² (a number of 22 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5376905378 + ... + 5376905385.

It is an arithmetic number, because the mean of its divisors is an integer number (12546112558).

Almost surely, 2^43015243052 is an apocalyptic number.

It is an amenable number.

43015243052 is a deficient number, since it is larger than the sum of its proper divisors (32261432296).

43015243052 is a wasteful number, since it uses less digits than its factorization.

43015243052 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10753810767 (or 10753810765 counting only the distinct ones).

The product of its (nonzero) digits is 14400, while the sum is 29.

Adding to 43015243052 its reverse (25034251034), we get a palindrome (68049494086).

The spelling of 43015243052 in words is "forty-three billion, fifteen million, two hundred forty-three thousand, fifty-two".