11512267698 has 16 divisors (see below), whose sum is σ = 23032944000. Its totient is φ = 3836021136.

The previous prime is 11512267693. The next prime is 11512267699. The reversal of 11512267698 is 89676221511.

It is a happy number.

11512267698 is digitally balanced in base 5, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (11512267691) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 332490 + ... + 365477.

It is an arithmetic number, because the mean of its divisors is an integer number (1439559000).

Almost surely, 2^11512267698 is an apocalyptic number.

11512267698 is an abundant number, since it is smaller than the sum of its proper divisors (11520676302).

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

11512267698 is a wasteful number, since it uses less digits than its factorization.

11512267698 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 700721.

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

The spelling of 11512267698 in words is "eleven billion, five hundred twelve million, two hundred sixty-seven thousand, six hundred ninety-eight".