1040394930910 has 16 divisors (see below), whose sum is σ = 1891252569312. Its totient is φ = 412037596000.

The previous prime is 1040394930857. The next prime is 1040394930919. The reversal of 1040394930910 is 190394930401.

It is a super-2 number, since 2×1040394930910² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1040394930919) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 515045986 + ... + 515048005.

It is an arithmetic number, because the mean of its divisors is an integer number (118203285582).

Almost surely, 2^{1040394930910} is an apocalyptic number.

1040394930910 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1040394930910 is a deficient number, since it is larger than the sum of its proper divisors (850857638402).

1040394930910 is a wasteful number, since it uses less digits than its factorization.

1040394930910 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1030094099.

The product of its (nonzero) digits is 104976, while the sum is 43.

The spelling of 1040394930910 in words is "one trillion, forty billion, three hundred ninety-four million, nine hundred thirty thousand, nine hundred ten".