11738169698 has 4 divisors (see below), whose sum is σ = 17607254550. Its totient is φ = 5869084848.

The previous prime is 11738169697. The next prime is 11738169701. The reversal of 11738169698 is 89696183711.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 89696183711 = 31 ⋅2893425281.

It can be written as a sum of positive squares in only one way, i.e., 6257284609 + 5480885089 = 79103^2 + 74033^2 .

It is a super-2 number, since 2×11738169698² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (11738169697) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2934542423 + ... + 2934542426.

Almost surely, 2^11738169698 is an apocalyptic number.

11738169698 is a deficient number, since it is larger than the sum of its proper divisors (5869084852).

11738169698 is an equidigital number, since it uses as much as digits as its factorization.

11738169698 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5869084851.

The product of its digits is 3919104, while the sum is 59.

The spelling of 11738169698 in words is "eleven billion, seven hundred thirty-eight million, one hundred sixty-nine thousand, six hundred ninety-eight".