11447027308890 has 48 divisors (see below), whose sum is σ = 29770871140296. Its totient is φ = 3051658550400.

The previous prime is 11447027308889. The next prime is 11447027308897. The reversal of 11447027308890 is 9880372074411.

11447027308890 is a `hidden beast` number, since 1 + 1 + 4 + 470 + 2 + 7 + 3 + 0 + 88 + 90 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 3379615287129 + 8067412021761 = 1838373^2 + 2840319^2 .

It is not an unprimeable number, because it can be changed into a prime (11447027308897) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 18063141 + ... + 18686120.

Almost surely, 2^{11447027308890} is an apocalyptic number.

11447027308890 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

11447027308890 is an abundant number, since it is smaller than the sum of its proper divisors (18323843831406).

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

11447027308890 is a wasteful number, since it uses less digits than its factorization.

11447027308890 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36752735 (or 36752732 counting only the distinct ones).

The product of its (nonzero) digits is 2709504, while the sum is 54.

The spelling of 11447027308890 in words is "eleven trillion, four hundred forty-seven billion, twenty-seven million, three hundred eight thousand, eight hundred ninety".