2961155712 has 64 divisors (see below), whose sum is σ = 8119330560. Its totient is φ = 955207680.

The previous prime is 2961155699. The next prime is 2961155767. The reversal of 2961155712 is 2175511692.

It is a tau number, because it is divible by the number of its divisors (64).

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, 112473 + ... + 136280.

It is an arithmetic number, because the mean of its divisors is an integer number (126864540).

Almost surely, 2^2961155712 is an apocalyptic number.

It is an amenable number.

2961155712 is an abundant number, since it is smaller than the sum of its proper divisors (5158174848).

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

2961155712 is a wasteful number, since it uses less digits than its factorization.

2961155712 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 248801 (or 248789 counting only the distinct ones).

The product of its digits is 37800, while the sum is 39.

The square root of 2961155712 is about 54416.5022029164. The cubic root of 2961155712 is about 1435.9977136495.

The spelling of 2961155712 in words is "two billion, nine hundred sixty-one million, one hundred fifty-five thousand, seven hundred twelve".