4056531777973 has 8 divisors (see below), whose sum is σ = 4207199887800. Its totient is φ = 3906582848448.

The previous prime is 4056531777931. The next prime is 4056531778027. The reversal of 4056531777973 is 3797771356504.

It can be written as a sum of positive squares in 4 ways, for example, as 392128944804 + 3664402833169 = 626202^2 + 1914263^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 4056531777973 - 2¹⁷ = 4056531646901 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4056531778973) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 179783586 + ... + 179806147.

It is an arithmetic number, because the mean of its divisors is an integer number (525899985975).

Almost surely, 2^{4056531777973} is an apocalyptic number.

It is an amenable number.

4056531777973 is a deficient number, since it is larger than the sum of its proper divisors (150668109827).

4056531777973 is a wasteful number, since it uses less digits than its factorization.

4056531777973 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 359590151.

The product of its (nonzero) digits is 116688600, while the sum is 64.

The spelling of 4056531777973 in words is "four trillion, fifty-six billion, five hundred thirty-one million, seven hundred seventy-seven thousand, nine hundred seventy-three".