1186422003385 has 32 divisors (see below), whose sum is σ = 1505291040000. Its totient is φ = 896348065536.

The previous prime is 1186422003329. The next prime is 1186422003451. The reversal of 1186422003385 is 5833002246811.

It is a de Polignac number, because none of the positive numbers 2^k-1186422003385 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1353999 + ... + 2050891.

It is an arithmetic number, because the mean of its divisors is an integer number (47040345000).

Almost surely, 2^{1186422003385} is an apocalyptic number.

It is an amenable number.

1186422003385 is a deficient number, since it is larger than the sum of its proper divisors (318869036615).

1186422003385 is a wasteful number, since it uses less digits than its factorization.

1186422003385 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 697185.

The product of its (nonzero) digits is 276480, while the sum is 43.

The spelling of 1186422003385 in words is "one trillion, one hundred eighty-six billion, four hundred twenty-two million, three thousand, three hundred eighty-five".