11942867770 has 32 divisors (see below), whose sum is σ = 22129687296. Its totient is φ = 4637188800.

The previous prime is 11942867723. The next prime is 11942867777. The reversal of 11942867770 is 7776824911.

It is not an unprimeable number, because it can be changed into a prime (11942867777) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 122025 + ... + 196915.

It is an arithmetic number, because the mean of its divisors is an integer number (691552728).

Almost surely, 2^11942867770 is an apocalyptic number.

11942867770 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

11942867770 is a deficient number, since it is larger than the sum of its proper divisors (10186819526).

11942867770 is a wasteful number, since it uses less digits than its factorization.

11942867770 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 75366.

The product of its (nonzero) digits is 1185408, while the sum is 52.

The spelling of 11942867770 in words is "eleven billion, nine hundred forty-two million, eight hundred sixty-seven thousand, seven hundred seventy".