2961944205696 has 160 divisors (see below), whose sum is σ = 10073940774480. Its totient is φ = 846269752320.

The previous prime is 2961944205677. The next prime is 2961944205709. The reversal of 2961944205696 is 6965024491692.

2961944205696 is a `hidden beast` number, since 2 + 9 + 6 + 1 + 9 + 44 + 20 + 569 + 6 = 666.

It is a super-2 number, since 2×2961944205696² (a number of 26 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (63).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 20333235 + ... + 20478386.

Almost surely, 2^{2961944205696} is an apocalyptic number.

It is an amenable number.

2961944205696 is an abundant number, since it is smaller than the sum of its proper divisors (7111996568784).

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

2961944205696 is an equidigital number, since it uses as much as digits as its factorization.

2961944205696 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40811654 (or 40811633 counting only the distinct ones).

The product of its (nonzero) digits is 50388480, while the sum is 63.

The spelling of 2961944205696 in words is "two trillion, nine hundred sixty-one billion, nine hundred forty-four million, two hundred five thousand, six hundred ninety-six".