1161473213862 has 48 divisors (see below), whose sum is σ = 2803556049840. Its totient is φ = 345053048256.

The previous prime is 1161473213851. The next prime is 1161473213917. The reversal of 1161473213862 is 2683123741611.

1161473213862 is a `hidden beast` number, since 1 + 1 + 614 + 7 + 3 + 21 + 3 + 8 + 6 + 2 = 666.

It is a congruent number.

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, 85571848 + ... + 85585419.

It is an arithmetic number, because the mean of its divisors is an integer number (58407417705).

Almost surely, 2^{1161473213862} is an apocalyptic number.

1161473213862 is an abundant number, since it is smaller than the sum of its proper divisors (1642082835978).

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

1161473213862 is a wasteful number, since it uses less digits than its factorization.

1161473213862 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 171157317 (or 171157314 counting only the distinct ones).

The product of its digits is 290304, while the sum is 45.

The spelling of 1161473213862 in words is "one trillion, one hundred sixty-one billion, four hundred seventy-three million, two hundred thirteen thousand, eight hundred sixty-two".