11620252611 has 12 divisors (see below), whose sum is σ = 18310701240. Its totient is φ = 7042577280.

The previous prime is 11620252603. The next prime is 11620252613. The reversal of 11620252611 is 11625202611.

11620252611 is a `hidden beast` number, since 1 + 1 + 6 + 20 + 25 + 2 + 611 = 666.

It is not a de Polignac number, because 11620252611 - 2³ = 11620252603 is a prime.

It is not an unprimeable number, because it can be changed into a prime (11620252613) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 58688046 + ... + 58688243.

It is an arithmetic number, because the mean of its divisors is an integer number (1525891770).

Almost surely, 2^11620252611 is an apocalyptic number.

11620252611 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

11620252611 is a deficient number, since it is larger than the sum of its proper divisors (6690448629).

11620252611 is a wasteful number, since it uses less digits than its factorization.

11620252611 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 117376306 (or 117376303 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 27.

The spelling of 11620252611 in words is "eleven billion, six hundred twenty million, two hundred fifty-two thousand, six hundred eleven".