8619405045 has 16 divisors (see below), whose sum is σ = 13797893760. Its totient is φ = 4594734144.

The previous prime is 8619405017. The next prime is 8619405061. The reversal of 8619405045 is 5405049168.

It is not a de Polignac number, because 8619405045 - 2⁹ = 8619404533 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 8619404988 and 8619405006.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 111169 + ... + 172038.

It is an arithmetic number, because the mean of its divisors is an integer number (862368360).

Almost surely, 2^8619405045 is an apocalyptic number.

It is an amenable number.

8619405045 is a deficient number, since it is larger than the sum of its proper divisors (5178488715).

8619405045 is a wasteful number, since it uses less digits than its factorization.

8619405045 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 285244.

The product of its (nonzero) digits is 172800, while the sum is 42.

The square root of 8619405045 is about 92840.7509933004. The cubic root of 8619405045 is about 2050.3394278336.

The spelling of 8619405045 in words is "eight billion, six hundred nineteen million, four hundred five thousand, forty-five".