109028260443 has 16 divisors (see below), whose sum is σ = 153029318400. Its totient is φ = 68856714720.

The previous prime is 109028260399. The next prime is 109028260457. The reversal of 109028260443 is 344062820901.

It is a de Polignac number, because none of the positive numbers 2^k-109028260443 is a prime.

It is not an unprimeable number, because it can be changed into a prime (109028260643) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1935253 + ... + 1990793.

It is an arithmetic number, because the mean of its divisors is an integer number (9564332400).

Almost surely, 2^109028260443 is an apocalyptic number.

109028260443 is a deficient number, since it is larger than the sum of its proper divisors (44001057957).

109028260443 is a wasteful number, since it uses less digits than its factorization.

109028260443 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 90002.

The product of its (nonzero) digits is 82944, while the sum is 39.

The spelling of 109028260443 in words is "one hundred nine billion, twenty-eight million, two hundred sixty thousand, four hundred forty-three".