11144747770 has 64 divisors (see below), whose sum is σ = 22046048640. Its totient is φ = 4031209728.

The previous prime is 11144747767. The next prime is 11144747807. The reversal of 11144747770 is 7774744111.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2352324 + ... + 2357056.

It is an arithmetic number, because the mean of its divisors is an integer number (344469510).

Almost surely, 2^11144747770 is an apocalyptic number.

11144747770 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

11144747770 is a deficient number, since it is larger than the sum of its proper divisors (10901300870).

11144747770 is a wasteful number, since it uses less digits than its factorization.

11144747770 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5119.

The product of its (nonzero) digits is 153664, while the sum is 43.

The spelling of 11144747770 in words is "eleven billion, one hundred forty-four million, seven hundred forty-seven thousand, seven hundred seventy".