84654060142 has 4 divisors (see below), whose sum is σ = 126981090216. Its totient is φ = 42327030070.

The previous prime is 84654060079. The next prime is 84654060143. The reversal of 84654060142 is 24106045648.

It is a semiprime because it is the product of two primes.

It is a junction number, because it is equal to n+sod(n) for n = 84654060095 and 84654060104.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (84654060143) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21163515034 + ... + 21163515037.

It is an arithmetic number, because the mean of its divisors is an integer number (31745272554).

Almost surely, 2^84654060142 is an apocalyptic number.

84654060142 is a deficient number, since it is larger than the sum of its proper divisors (42327030074).

84654060142 is a wasteful number, since it uses less digits than its factorization.

84654060142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42327030073.

The product of its (nonzero) digits is 184320, while the sum is 40.

The spelling of 84654060142 in words is "eighty-four billion, six hundred fifty-four million, sixty thousand, one hundred forty-two".