162601625816 has 64 divisors (see below), whose sum is σ = 359985530880. Its totient is φ = 67379639040.

The previous prime is 162601625737. The next prime is 162601625821. The reversal of 162601625816 is 618526106261.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1978700 + ... + 2059236.

It is an arithmetic number, because the mean of its divisors is an integer number (5624773920).

Almost surely, 2^162601625816 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 162601625816, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (179992765440).

162601625816 is an abundant number, since it is smaller than the sum of its proper divisors (197383905064).

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

162601625816 is a wasteful number, since it uses less digits than its factorization.

162601625816 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 81744 (or 81740 counting only the distinct ones).

The product of its (nonzero) digits is 207360, while the sum is 44.

The spelling of 162601625816 in words is "one hundred sixty-two billion, six hundred one million, six hundred twenty-five thousand, eight hundred sixteen".