13411779998 has 4 divisors (see below), whose sum is σ = 20117670000. Its totient is φ = 6705889998.

The previous prime is 13411779967. The next prime is 13411780037. The reversal of 13411779998 is 89997711431.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 89997711431 = 53 ⋅1698070027.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3352944998 + ... + 3352945001.

It is an arithmetic number, because the mean of its divisors is an integer number (5029417500).

Almost surely, 2^13411779998 is an apocalyptic number.

13411779998 is a deficient number, since it is larger than the sum of its proper divisors (6705890002).

13411779998 is an equidigital number, since it uses as much as digits as its factorization.

13411779998 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6705890001.

The product of its digits is 3429216, while the sum is 59.

The spelling of 13411779998 in words is "thirteen billion, four hundred eleven million, seven hundred seventy-nine thousand, nine hundred ninety-eight".