840463928034 has 16 divisors (see below), whose sum is σ = 1735151335680. Its totient is φ = 271117396080.

The previous prime is 840463928027. The next prime is 840463928093. The reversal of 840463928034 is 430829364048.

It is a super-3 number, since 3×840463928034³ (a number of 37 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2259311449 + ... + 2259311820.

It is an arithmetic number, because the mean of its divisors is an integer number (108446958480).

Almost surely, 2^840463928034 is an apocalyptic number.

840463928034 is an abundant number, since it is smaller than the sum of its proper divisors (894687407646).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

840463928034 is a wasteful number, since it uses less digits than its factorization.

840463928034 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4518623305.

The product of its (nonzero) digits is 3981312, while the sum is 51.

The spelling of 840463928034 in words is "eight hundred forty billion, four hundred sixty-three million, nine hundred twenty-eight thousand, thirty-four".