1196849021860 has 24 divisors (see below), whose sum is σ = 2513594495160. Its totient is φ = 478699313664.

The previous prime is 1196849021813. The next prime is 1196849021861. The reversal of 1196849021860 is 681209486911.

It can be written as a sum of positive squares in 4 ways, for example, as 337935267684 + 858913754176 = 581322^2 + 926776^2 .

It is a super-2 number, since 2×1196849021860² (a number of 25 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1196849021861) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2274309 + ... + 2750668.

It is an arithmetic number, because the mean of its divisors is an integer number (104733103965).

Almost surely, 2^{1196849021860} is an apocalyptic number.

1196849021860 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1196849021860 is an abundant number, since it is smaller than the sum of its proper divisors (1316745473300).

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

1196849021860 is a wasteful number, since it uses less digits than its factorization.

1196849021860 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5036895 (or 5036893 counting only the distinct ones).

The product of its (nonzero) digits is 1492992, while the sum is 55.

The spelling of 1196849021860 in words is "one trillion, one hundred ninety-six billion, eight hundred forty-nine million, twenty-one thousand, eight hundred sixty".