2005856077402 has 8 divisors (see below), whose sum is σ = 3017307584916. Its totient is φ = 1000086882432.

The previous prime is 2005856077397. The next prime is 2005856077451. The reversal of 2005856077402 is 2047706585002.

It can be written as a sum of positive squares in 2 ways, for example, as 1903320992881 + 102535084521 = 1379609^2 + 320211^2 .

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1420577253 + ... + 1420578664.

Almost surely, 2^{2005856077402} is an apocalyptic number.

2005856077402 is a deficient number, since it is larger than the sum of its proper divisors (1011451507514).

2005856077402 is a wasteful number, since it uses less digits than its factorization.

2005856077402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2841156272.

The product of its (nonzero) digits is 940800, while the sum is 46.

The spelling of 2005856077402 in words is "two trillion, five billion, eight hundred fifty-six million, seventy-seven thousand, four hundred two".