1969639013198 has 16 divisors (see below), whose sum is σ = 3086009578080. Its totient is φ = 941628557856.

The previous prime is 1969639013131. The next prime is 1969639013203. The reversal of 1969639013198 is 8913109369691.

It is a congruent number.

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, 164844965 + ... + 164856912.

It is an arithmetic number, because the mean of its divisors is an integer number (192875598630).

Almost surely, 2^{1969639013198} is an apocalyptic number.

1969639013198 is a deficient number, since it is larger than the sum of its proper divisors (1116370564882).

1969639013198 is a wasteful number, since it uses less digits than its factorization.

1969639013198 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 329702011.

The product of its (nonzero) digits is 17006112, while the sum is 65.

The spelling of 1969639013198 in words is "one trillion, nine hundred sixty-nine billion, six hundred thirty-nine million, thirteen thousand, one hundred ninety-eight".