84455434142310 has 128 divisors (see below), whose sum is σ = 253471679336448. Its totient is φ = 17496162288000.

The previous prime is 84455434142249. The next prime is 84455434142311. The reversal of 84455434142310 is 1324143455448.

It is a super-2 number, since 2×84455434142310² (a number of 29 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 84455434142310.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (84455434142311) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 54463176 + ... + 55992395.

It is an arithmetic number, because the mean of its divisors is an integer number (1980247494816).

Almost surely, 2^{84455434142310} is an apocalyptic number.

84455434142310 is an abundant number, since it is smaller than the sum of its proper divisors (169016245194138).

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

84455434142310 is a wasteful number, since it uses less digits than its factorization.

84455434142310 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 110455930.

The product of its (nonzero) digits is 3686400, while the sum is 48.

Adding to 84455434142310 its reverse (1324143455448), we get a palindrome (85779577597758).

The spelling of 84455434142310 in words is "eighty-four trillion, four hundred fifty-five billion, four hundred thirty-four million, one hundred forty-two thousand, three hundred ten".