43097252780 has 24 divisors (see below), whose sum is σ = 90523893600. Its totient is φ = 17235155840.

The previous prime is 43097252717. The next prime is 43097252819. The reversal of 43097252780 is 8725279034.

It is a happy 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 7 ways as a sum of consecutive naturals, for example, 138776 + ... + 324735.

It is an arithmetic number, because the mean of its divisors is an integer number (3771828900).

Almost surely, 2^43097252780 is an apocalyptic number.

It is an amenable number.

43097252780 is an abundant number, since it is smaller than the sum of its proper divisors (47426640820).

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

43097252780 is a wasteful number, since it uses less digits than its factorization.

43097252780 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 468169 (or 468167 counting only the distinct ones).

The product of its (nonzero) digits is 846720, while the sum is 47.

The spelling of 43097252780 in words is "forty-three billion, ninety-seven million, two hundred fifty-two thousand, seven hundred eighty".