162156736443 has 32 divisors (see below), whose sum is σ = 236050698240. Its totient is φ = 98415757440.

The previous prime is 162156736421. The next prime is 162156736453. The reversal of 162156736443 is 344637651261.

It is not a de Polignac number, because 162156736443 - 2¹² = 162156732347 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 162156736392 and 162156736401.

It is not an unprimeable number, because it can be changed into a prime (162156736453) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2777905 + ... + 2835677.

It is an arithmetic number, because the mean of its divisors is an integer number (7376584320).

Almost surely, 2^162156736443 is an apocalyptic number.

162156736443 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

162156736443 is a deficient number, since it is larger than the sum of its proper divisors (73893961797).

162156736443 is a wasteful number, since it uses less digits than its factorization.

162156736443 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 58779.

The product of its digits is 2177280, while the sum is 48.

The spelling of 162156736443 in words is "one hundred sixty-two billion, one hundred fifty-six million, seven hundred thirty-six thousand, four hundred forty-three".