11969489598 has 32 divisors (see below), whose sum is σ = 26373831552. Its totient is φ = 3591204000.

The previous prime is 11969489561. The next prime is 11969489627. The reversal of 11969489598 is 89598496911.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 891136 + ... + 904467.

It is an arithmetic number, because the mean of its divisors is an integer number (824182236).

Almost surely, 2^11969489598 is an apocalyptic number.

11969489598 is an abundant number, since it is smaller than the sum of its proper divisors (14404341954).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11969489598 is a wasteful number, since it uses less digits than its factorization.

11969489598 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1795720.

The product of its digits is 50388480, while the sum is 69.

The spelling of 11969489598 in words is "eleven billion, nine hundred sixty-nine million, four hundred eighty-nine thousand, five hundred ninety-eight".