1206855777696 has 48 divisors (see below), whose sum is σ = 3168507553344. Its totient is φ = 402220353024.

The previous prime is 1206855777689. The next prime is 1206855777761. The reversal of 1206855777696 is 6967775586021.

It is a tau number, because it is divible by the number of its divisors (48).

It is a self number, because there is not a number n which added to its sum of digits gives 1206855777696.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 414220 + ... + 1607883.

It is an arithmetic number, because the mean of its divisors is an integer number (66010574028).

Almost surely, 2^{1206855777696} is an apocalyptic number.

1206855777696 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

1206855777696 is an abundant number, since it is smaller than the sum of its proper divisors (1961651775648).

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

1206855777696 is a wasteful number, since it uses less digits than its factorization.

1206855777696 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2028333 (or 2028325 counting only the distinct ones).

The product of its (nonzero) digits is 266716800, while the sum is 69.

The spelling of 1206855777696 in words is "one trillion, two hundred six billion, eight hundred fifty-five million, seven hundred seventy-seven thousand, six hundred ninety-six".