2047465049578 has 16 divisors (see below), whose sum is σ = 3307469709096. Its totient is φ = 944976392640.

The previous prime is 2047465049551. The next prime is 2047465049599. The reversal of 2047465049578 is 8759405647402.

It can be written as a sum of positive squares in 4 ways, for example, as 1008050136289 + 1039414913289 = 1004017^2 + 1019517^2 .

It is a super-2 number, since 2×2047465049578² (a number of 25 digits) contains 22 as substring.

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, 4359400 + ... + 4806172.

Almost surely, 2^{2047465049578} is an apocalyptic number.

2047465049578 is a deficient number, since it is larger than the sum of its proper divisors (1260004659518).

2047465049578 is a wasteful number, since it uses less digits than its factorization.

2047465049578 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 623049.

The product of its (nonzero) digits is 67737600, while the sum is 61.

The spelling of 2047465049578 in words is "two trillion, forty-seven billion, four hundred sixty-five million, forty-nine thousand, five hundred seventy-eight".