940036400390 has 8 divisors (see below), whose sum is σ = 1692065520720. Its totient is φ = 376014560152.

The previous prime is 940036400383. The next prime is 940036400417. The reversal of 940036400390 is 93004630049.

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

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 47001820010 + ... + 47001820029.

It is an arithmetic number, because the mean of its divisors is an integer number (211508190090).

Almost surely, 2^940036400390 is an apocalyptic number.

940036400390 is a deficient number, since it is larger than the sum of its proper divisors (752029120330).

940036400390 is a wasteful number, since it uses less digits than its factorization.

940036400390 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 94003640046.

The product of its (nonzero) digits is 69984, while the sum is 38.

The spelling of 940036400390 in words is "nine hundred forty billion, thirty-six million, four hundred thousand, three hundred ninety".