906432603345 has 24 divisors (see below), whose sum is σ = 1571734343400. Its totient is φ = 483250876416.

The previous prime is 906432603289. The next prime is 906432603379. The reversal of 906432603345 is 543306234609.

906432603345 is a `hidden beast` number, since 9 + 0 + 6 + 4 + 3 + 2 + 603 + 34 + 5 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 58788306369 + 847644296976 = 242463^2 + 920676^2 .

It is not a de Polignac number, because 906432603345 - 2¹¹ = 906432601297 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a self number, because there is not a number n which added to its sum of digits gives 906432603345.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3624430 + ... + 3866439.

It is an arithmetic number, because the mean of its divisors is an integer number (65488930975).

Almost surely, 2^906432603345 is an apocalyptic number.

It is an amenable number.

906432603345 is a deficient number, since it is larger than the sum of its proper divisors (665301740055).

906432603345 is a wasteful number, since it uses less digits than its factorization.

906432603345 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7493569 (or 7493566 counting only the distinct ones).

The product of its (nonzero) digits is 1399680, while the sum is 45.

The spelling of 906432603345 in words is "nine hundred six billion, four hundred thirty-two million, six hundred three thousand, three hundred forty-five".