1200606409378 has 16 divisors (see below), whose sum is σ = 1910981822904. Its totient is φ = 563765666560.

The previous prime is 1200606409367. The next prime is 1200606409381. The reversal of 1200606409378 is 8739046060021.

It can be written as a sum of positive squares in 4 ways, for example, as 892444864249 + 308161545129 = 944693^2 + 555123^2 .

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, 38283625 + ... + 38314972.

Almost surely, 2^{1200606409378} is an apocalyptic number.

1200606409378 is a deficient number, since it is larger than the sum of its proper divisors (710375413526).

1200606409378 is a wasteful number, since it uses less digits than its factorization.

1200606409378 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 76599077.

The product of its (nonzero) digits is 435456, while the sum is 46.

The spelling of 1200606409378 in words is "one trillion, two hundred billion, six hundred six million, four hundred nine thousand, three hundred seventy-eight".