2956447983 has 4 divisors (see below), whose sum is σ = 3941930648. Its totient is φ = 1970965320.

The previous prime is 2956447973. The next prime is 2956448029. The reversal of 2956447983 is 3897446592.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 2956447983 - 2⁸ = 2956447727 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2956447943) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 492741328 + ... + 492741333.

It is an arithmetic number, because the mean of its divisors is an integer number (985482662).

Almost surely, 2^2956447983 is an apocalyptic number.

2956447983 is a deficient number, since it is larger than the sum of its proper divisors (985482665).

2956447983 is an equidigital number, since it uses as much as digits as its factorization.

2956447983 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 985482664.

The product of its digits is 13063680, while the sum is 57.

The square root of 2956447983 is about 54373.2285504549. The cubic root of 2956447983 is about 1435.2363134315.

The spelling of 2956447983 in words is "two billion, nine hundred fifty-six million, four hundred forty-seven thousand, nine hundred eighty-three".