43245545415 has 16 divisors (see below), whose sum is σ = 72201259008. Its totient is φ = 22061495456.

The previous prime is 43245545381. The next prime is 43245545459. The reversal of 43245545415 is 51454554234.

It is a cyclic number.

It is not a de Polignac number, because 43245545415 - 2¹² = 43245541319 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 62674359 + ... + 62675048.

It is an arithmetic number, because the mean of its divisors is an integer number (4512578688).

Almost surely, 2^43245545415 is an apocalyptic number.

43245545415 is a deficient number, since it is larger than the sum of its proper divisors (28955713593).

43245545415 is a wasteful number, since it uses less digits than its factorization.

43245545415 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 125349438.

The product of its digits is 960000, while the sum is 42.

The spelling of 43245545415 in words is "forty-three billion, two hundred forty-five million, five hundred forty-five thousand, four hundred fifteen".