2056143402 has 48 divisors (see below), whose sum is σ = 4508824320. Its totient is φ = 677146176.

The previous prime is 2056143379. The next prime is 2056143403. The reversal of 2056143402 is 2043416502.

2056143402 is a `hidden beast` number, since 2 + 0 + 5 + 614 + 3 + 40 + 2 = 666.

It is not an unprimeable number, because it can be changed into a prime (2056143403) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 548049 + ... + 551787.

It is an arithmetic number, because the mean of its divisors is an integer number (93933840).

Almost surely, 2^2056143402 is an apocalyptic number.

2056143402 is an abundant number, since it is smaller than the sum of its proper divisors (2452680918).

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

2056143402 is a wasteful number, since it uses less digits than its factorization.

2056143402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4107 (or 4104 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 27.

The square root of 2056143402 is about 45344.7174652131. The cubic root of 2056143402 is about 1271.6017984894.

Adding to 2056143402 its reverse (2043416502), we get a palindrome (4099559904).

The spelling of 2056143402 in words is "two billion, fifty-six million, one hundred forty-three thousand, four hundred two".