84653657087 has 8 divisors (see below), whose sum is σ = 84837352320. Its totient is φ = 84470023960.

The previous prime is 84653657069. The next prime is 84653657107. The reversal of 84653657087 is 78075635648.

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 84653657087 - 2¹⁰ = 84653656063 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (84653657987) 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, 3615464 + ... + 3638802.

It is an arithmetic number, because the mean of its divisors is an integer number (10604669040).

Almost surely, 2^84653657087 is an apocalyptic number.

84653657087 is a deficient number, since it is larger than the sum of its proper divisors (183695233).

84653657087 is a wasteful number, since it uses less digits than its factorization.

84653657087 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31053.

The product of its (nonzero) digits is 33868800, while the sum is 59.

The spelling of 84653657087 in words is "eighty-four billion, six hundred fifty-three million, six hundred fifty-seven thousand, eighty-seven".