162553162251 has 8 divisors (see below), whose sum is σ = 216742915584. Its totient is φ = 108366091880.

The previous prime is 162553162249. The next prime is 162553162271. The reversal of 162553162251 is 152261355261.

162553162251 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 162553162251 - 2¹ = 162553162249 is a prime.

It is not an unprimeable number, because it can be changed into a prime (162553162271) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 524835 + ... + 774956.

It is an arithmetic number, because the mean of its divisors is an integer number (27092864448).

Almost surely, 2^162553162251 is an apocalyptic number.

162553162251 is a deficient number, since it is larger than the sum of its proper divisors (54189753333).

162553162251 is a wasteful number, since it uses less digits than its factorization.

162553162251 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1341481.

The product of its digits is 108000, while the sum is 39.

The spelling of 162553162251 in words is "one hundred sixty-two billion, five hundred fifty-three million, one hundred sixty-two thousand, two hundred fifty-one".