940036400393 has 8 divisors (see below), whose sum is σ = 954114283200. Its totient is φ = 926052058800.

The previous prime is 940036400383. The next prime is 940036400417. The reversal of 940036400393 is 393004630049.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 940036400393 - 2¹⁰ = 940036399369 is a prime.

It is a super-2 number, since 2×940036400393² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 940036400393.

It is not an unprimeable number, because it can be changed into a prime (940036400383) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 23365055 + ... + 23405252.

It is an arithmetic number, because the mean of its divisors is an integer number (119264285400).

Almost surely, 2^940036400393 is an apocalyptic number.

It is an amenable number.

940036400393 is a deficient number, since it is larger than the sum of its proper divisors (14077882807).

940036400393 is a wasteful number, since it uses less digits than its factorization.

940036400393 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 46770607.

The product of its (nonzero) digits is 209952, while the sum is 41.

The spelling of 940036400393 in words is "nine hundred forty billion, thirty-six million, four hundred thousand, three hundred ninety-three".