162556253445 has 16 divisors (see below), whose sum is σ = 260461049472. Its totient is φ = 86572987200.

The previous prime is 162556253443. The next prime is 162556253471. The reversal of 162556253445 is 544352655261.

It is not a de Polignac number, because 162556253445 - 2¹ = 162556253443 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 162556253394 and 162556253403.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (162556253443) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7719217 + ... + 7740246.

It is an arithmetic number, because the mean of its divisors is an integer number (16278815592).

Almost surely, 2^162556253445 is an apocalyptic number.

162556253445 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

162556253445 is a deficient number, since it is larger than the sum of its proper divisors (97904796027).

162556253445 is a wasteful number, since it uses less digits than its factorization.

162556253445 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15460172.

The product of its digits is 4320000, while the sum is 48.

The spelling of 162556253445 in words is "one hundred sixty-two billion, five hundred fifty-six million, two hundred fifty-three thousand, four hundred forty-five".