11196697490 has 72 divisors (see below), whose sum is σ = 22892840460. Its totient is φ = 3939777600.

The previous prime is 11196697489. The next prime is 11196697507. The reversal of 11196697490 is 9479669111.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 10395637681 + 801059809 = 101959^2 + 28303^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 1157996 + ... + 1167624.

Almost surely, 2^11196697490 is an apocalyptic number.

11196697490 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

11196697490 is an abundant number, since it is smaller than the sum of its proper divisors (11696142970).

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

11196697490 is a wasteful number, since it uses less digits than its factorization.

11196697490 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9720 (or 9678 counting only the distinct ones).

The product of its (nonzero) digits is 734832, while the sum is 53.

The spelling of 11196697490 in words is "eleven billion, one hundred ninety-six million, six hundred ninety-seven thousand, four hundred ninety".