43249239087 has 8 divisors (see below), whose sum is σ = 58753683504. Its totient is φ = 28288810368.

The previous prime is 43249239083. The next prime is 43249239101. The reversal of 43249239087 is 78093294234.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 43249239087 - 2² = 43249239083 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (43249239083) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 136003738 + ... + 136004055.

It is an arithmetic number, because the mean of its divisors is an integer number (7344210438).

Almost surely, 2^43249239087 is an apocalyptic number.

43249239087 is a deficient number, since it is larger than the sum of its proper divisors (15504444417).

43249239087 is a wasteful number, since it uses less digits than its factorization.

43249239087 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 272007849.

The product of its (nonzero) digits is 2612736, while the sum is 51.

The spelling of 43249239087 in words is "forty-three billion, two hundred forty-nine million, two hundred thirty-nine thousand, eighty-seven".