84031936406 has 16 divisors (see below), whose sum is σ = 141942509568. Its totient is φ = 36964194600.

The previous prime is 84031936403. The next prime is 84031936409. The reversal of 84031936406 is 60463913048.

It is an interprime number because it is at equal distance from previous prime (84031936403) and next prime (84031936409).

It is a super-2 number, since 2×84031936406² (a number of 23 digits) contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (84031936403) 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, 61606310 + ... + 61607673.

It is an arithmetic number, because the mean of its divisors is an integer number (8871406848).

Almost surely, 2^84031936406 is an apocalyptic number.

84031936406 is a deficient number, since it is larger than the sum of its proper divisors (57910573162).

84031936406 is a wasteful number, since it uses less digits than its factorization.

84031936406 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 123214027.

The product of its (nonzero) digits is 373248, while the sum is 44.

The spelling of 84031936406 in words is "eighty-four billion, thirty-one million, nine hundred thirty-six thousand, four hundred six".