84530433254 has 32 divisors (see below), whose sum is σ = 132661152000. Its totient is φ = 40344552864.

The previous prime is 84530433223. The next prime is 84530433257. The reversal of 84530433254 is 45233403548.

It is a happy number.

It is a super-2 number, since 2×84530433254² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (84530433257) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3686477 + ... + 3709335.

It is an arithmetic number, because the mean of its divisors is an integer number (4145661000).

Almost surely, 2^84530433254 is an apocalyptic number.

84530433254 is a deficient number, since it is larger than the sum of its proper divisors (48130718746).

84530433254 is a wasteful number, since it uses less digits than its factorization.

84530433254 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23612.

The product of its (nonzero) digits is 691200, while the sum is 41.

The spelling of 84530433254 in words is "eighty-four billion, five hundred thirty million, four hundred thirty-three thousand, two hundred fifty-four".