11620663216 has 10 divisors (see below), whose sum is σ = 22515035012. Its totient is φ = 5810331600.

The previous prime is 11620663199. The next prime is 11620663231. The reversal of 11620663216 is 61236602611.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 363145710 + ... + 363145741.

Almost surely, 2^11620663216 is an apocalyptic number.

11620663216 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

11620663216 is a deficient number, since it is larger than the sum of its proper divisors (10894371796).

11620663216 is an equidigital number, since it uses as much as digits as its factorization.

11620663216 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 726291459 (or 726291453 counting only the distinct ones).

The product of its (nonzero) digits is 15552, while the sum is 34.

The spelling of 11620663216 in words is "eleven billion, six hundred twenty million, six hundred sixty-three thousand, two hundred sixteen".