11611727020 has 48 divisors (see below), whose sum is σ = 25907293440. Its totient is φ = 4363317504.

The previous prime is 11611727011. The next prime is 11611727033. The reversal of 11611727020 is 2072711611.

It is a self number, because there is not a number n which added to its sum of digits gives 11611727020.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 249084 + ... + 292003.

It is an arithmetic number, because the mean of its divisors is an integer number (539735280).

Almost surely, 2^11611727020 is an apocalyptic number.

11611727020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11611727020 is an abundant number, since it is smaller than the sum of its proper divisors (14295566420).

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

11611727020 is a wasteful number, since it uses less digits than its factorization.

11611727020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 541162 (or 541160 counting only the distinct ones).

The product of its (nonzero) digits is 1176, while the sum is 28.

The spelling of 11611727020 in words is "eleven billion, six hundred eleven million, seven hundred twenty-seven thousand, twenty".