940406356756 has 12 divisors (see below), whose sum is σ = 1645726334868. Its totient is φ = 470198832512.

The previous prime is 940406356697. The next prime is 940406356793. The reversal of 940406356756 is 657653604049.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 494583066756 + 445823290000 = 703266^2 + 667700^2 .

It is a junction number, because it is equal to n+sod(n) for n = 940406356697 and 940406356706.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 572581 + ... + 1486156.

It is an arithmetic number, because the mean of its divisors is an integer number (137143861239).

Almost surely, 2^940406356756 is an apocalyptic number.

It is an amenable number.

940406356756 is a deficient number, since it is larger than the sum of its proper divisors (705319978112).

940406356756 is a wasteful number, since it uses less digits than its factorization.

940406356756 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2172938 (or 2172936 counting only the distinct ones).

The product of its (nonzero) digits is 16329600, while the sum is 55.

The spelling of 940406356756 in words is "nine hundred forty billion, four hundred six million, three hundred fifty-six thousand, seven hundred fifty-six".