11166705498 has 32 divisors (see below), whose sum is σ = 25317230400. Its totient is φ = 3255071616.

The previous prime is 11166705491. The next prime is 11166705499. The reversal of 11166705498 is 89450766111.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (11166705491) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3765963 + ... + 3768926.

It is an arithmetic number, because the mean of its divisors is an integer number (791163450).

Almost surely, 2^11166705498 is an apocalyptic number.

11166705498 is an abundant number, since it is smaller than the sum of its proper divisors (14150524902).

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

11166705498 is a wasteful number, since it uses less digits than its factorization.

11166705498 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7534926.

The product of its (nonzero) digits is 362880, while the sum is 48.

The spelling of 11166705498 in words is "eleven billion, one hundred sixty-six million, seven hundred five thousand, four hundred ninety-eight".