1161606202245 has 32 divisors (see below), whose sum is σ = 2065175481600. Its totient is φ = 619493971392.

The previous prime is 1161606202223. The next prime is 1161606202271. The reversal of 1161606202245 is 5422026061611.

1161606202245 is a `hidden beast` number, since 1 + 1 + 6 + 1 + 6 + 0 + 620 + 2 + 24 + 5 = 666.

It is not a de Polignac number, because 1161606202245 - 2¹² = 1161606198149 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2823751 + ... + 3208859.

It is an arithmetic number, because the mean of its divisors is an integer number (64536733800).

Almost surely, 2^{1161606202245} is an apocalyptic number.

1161606202245 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1161606202245 is a deficient number, since it is larger than the sum of its proper divisors (903569279355).

1161606202245 is a wasteful number, since it uses less digits than its factorization.

1161606202245 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 407466 (or 407460 counting only the distinct ones).

The product of its (nonzero) digits is 34560, while the sum is 36.

The spelling of 1161606202245 in words is "one trillion, one hundred sixty-one billion, six hundred six million, two hundred two thousand, two hundred forty-five".