10209078670465 has 16 divisors (see below), whose sum is σ = 12271836483072. Its totient is φ = 8153303220864.

The previous prime is 10209078670411. The next prime is 10209078670481. The reversal of 10209078670465 is 56407687090201.

It is a cyclic number.

It is not a de Polignac number, because 10209078670465 - 2⁷ = 10209078670337 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 53493742 + ... + 53684248.

It is an arithmetic number, because the mean of its divisors is an integer number (766989780192).

Almost surely, 2^{10209078670465} is an apocalyptic number.

It is an amenable number.

10209078670465 is a deficient number, since it is larger than the sum of its proper divisors (2062757812607).

10209078670465 is a wasteful number, since it uses less digits than its factorization.

10209078670465 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 208776.

The product of its (nonzero) digits is 5080320, while the sum is 55.

The spelling of 10209078670465 in words is "ten trillion, two hundred nine billion, seventy-eight million, six hundred seventy thousand, four hundred sixty-five".