985914053653 has 4 divisors (see below), whose sum is σ = 986419393408. Its totient is φ = 985408713900.

The previous prime is 985914053623. The next prime is 985914053671. The reversal of 985914053653 is 356350419589.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 985914053653 - 2⁹ = 985914053141 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 (985914053623) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 252666951 + ... + 252670852.

It is an arithmetic number, because the mean of its divisors is an integer number (246604848352).

Almost surely, 2^985914053653 is an apocalyptic number.

It is an amenable number.

985914053653 is a deficient number, since it is larger than the sum of its proper divisors (505339755).

985914053653 is a wasteful number, since it uses less digits than its factorization.

985914053653 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 505339754.

The product of its (nonzero) digits is 17496000, while the sum is 58.

The spelling of 985914053653 in words is "nine hundred eighty-five billion, nine hundred fourteen million, fifty-three thousand, six hundred fifty-three".