3956477132842 has 16 divisors (see below), whose sum is σ = 6391352930760. Its totient is φ = 1826031900672.

The previous prime is 3956477132833. The next prime is 3956477132903. The reversal of 3956477132842 is 2482317746593.

It can be written as a sum of positive squares in 4 ways, for example, as 3360772564081 + 595704568761 = 1833241^2 + 771819^2 .

It is a super-3 number, since 3×3956477132842³ (a number of 39 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

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, 5367 + ... + 2813002.

Almost surely, 2^{3956477132842} is an apocalyptic number.

3956477132842 is a deficient number, since it is larger than the sum of its proper divisors (2434875797918).

3956477132842 is a wasteful number, since it uses less digits than its factorization.

3956477132842 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2872377.

The product of its digits is 60963840, while the sum is 61.

The spelling of 3956477132842 in words is "three trillion, nine hundred fifty-six billion, four hundred seventy-seven million, one hundred thirty-two thousand, eight hundred forty-two".