940213311999 has 16 divisors (see below), whose sum is σ = 1350282935904. Its totient is φ = 578492928000.

The previous prime is 940213311979. The next prime is 940213312037. The reversal of 940213311999 is 999113312049.

It is a happy number.

It is not a de Polignac number, because 940213311999 - 2²³ = 940204923391 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (940213311979) 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, 1851682 + ... + 2304159.

It is an arithmetic number, because the mean of its divisors is an integer number (84392683494).

Almost surely, 2^940213311999 is an apocalyptic number.

940213311999 is a deficient number, since it is larger than the sum of its proper divisors (410069623905).

940213311999 is a wasteful number, since it uses less digits than its factorization.

940213311999 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4161658.

The product of its (nonzero) digits is 472392, while the sum is 51.

The spelling of 940213311999 in words is "nine hundred forty billion, two hundred thirteen million, three hundred eleven thousand, nine hundred ninety-nine".