1967202091049 has 8 divisors (see below), whose sum is σ = 2128565736192. Its totient is φ = 1807272789840.

The previous prime is 1967202090949. The next prime is 1967202091051. The reversal of 1967202091049 is 9401902027691.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1967202091049 - 2¹² = 1967202086953 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1967202090988 and 1967202091006.

It is not an unprimeable number, because it can be changed into a prime (1967202093049) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 358583129 + ... + 358588614.

It is an arithmetic number, because the mean of its divisors is an integer number (266070717024).

Almost surely, 2^{1967202091049} is an apocalyptic number.

It is an amenable number.

1967202091049 is a deficient number, since it is larger than the sum of its proper divisors (161363645143).

1967202091049 is a wasteful number, since it uses less digits than its factorization.

1967202091049 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 717171967.

The product of its (nonzero) digits is 489888, while the sum is 50.

The spelling of 1967202091049 in words is "one trillion, nine hundred sixty-seven billion, two hundred two million, ninety-one thousand, forty-nine".