3198961755969 has 64 divisors (see below), whose sum is σ = 5034827415552. Its totient is φ = 1768484793600.

The previous prime is 3198961755953. The next prime is 3198961755989. The reversal of 3198961755969 is 9695571698913.

3198961755969 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 3198961755969 - 2⁴ = 3198961755953 is a prime.

It is a super-2 number, since 2×3198961755969² (a number of 26 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 3198961755894 and 3198961755903.

It is not an unprimeable number, because it can be changed into a prime (3198961755919) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 105662304 + ... + 105692574.

It is an arithmetic number, because the mean of its divisors is an integer number (78669178368).

Almost surely, 2^{3198961755969} is an apocalyptic number.

It is an amenable number.

3198961755969 is a deficient number, since it is larger than the sum of its proper divisors (1835865659583).

3198961755969 is a wasteful number, since it uses less digits than its factorization.

3198961755969 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31086.

The product of its digits is 992023200, while the sum is 78.

The spelling of 3198961755969 in words is "three trillion, one hundred ninety-eight billion, nine hundred sixty-one million, seven hundred fifty-five thousand, nine hundred sixty-nine".