84542025695 has 8 divisors (see below), whose sum is σ = 107418103344. Its totient is φ = 63655172224.

The previous prime is 84542025691. The next prime is 84542025697. The reversal of 84542025695 is 59652024548.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 84542025695 - 2² = 84542025691 is a prime.

It is a super-2 number, since 2×84542025695² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (84542025691) 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, 497305949 + ... + 497306118.

It is an arithmetic number, because the mean of its divisors is an integer number (13427262918).

Almost surely, 2^84542025695 is an apocalyptic number.

84542025695 is a gapful number since it is divisible by the number (85) formed by its first and last digit.

84542025695 is a deficient number, since it is larger than the sum of its proper divisors (22876077649).

84542025695 is a wasteful number, since it uses less digits than its factorization.

84542025695 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 994612089.

The product of its (nonzero) digits is 3456000, while the sum is 50.

The spelling of 84542025695 in words is "eighty-four billion, five hundred forty-two million, twenty-five thousand, six hundred ninety-five".