2047400403876 has 45 divisors (see below), whose sum is σ = 5352376411921. Its totient is φ = 682458216048.

The previous prime is 2047400403869. The next prime is 2047400403947. The reversal of 2047400403876 is 6783040047402.

The square root of 2047400403876 is 1430874.

It is a perfect power (a square), and thus also a powerful number.

2047400403876 is a `hidden beast` number, since 204 + 7 + 400 + 4 + 0 + 38 + 7 + 6 = 666.

It can be written as a sum of positive squares in only one way, i.e., 1826146822500 + 221253581376 = 1351350^2 + 470376^2 .

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 14 ways as a sum of consecutive naturals, for example, 25715986 + ... + 25795478.

Almost surely, 2^{2047400403876} is an apocalyptic number.

2047400403876 is the 1430874-th square number.

It is an amenable number.

2047400403876 is an abundant number, since it is smaller than the sum of its proper divisors (3304976008045).

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

2047400403876 is an frugal number, since it uses more digits than its factorization.

2047400403876 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 159002 (or 79498 counting only the distinct ones).

The product of its (nonzero) digits is 903168, while the sum is 45.

The spelling of 2047400403876 in words is "two trillion, forty-seven billion, four hundred million, four hundred three thousand, eight hundred seventy-six".