1822155016 has 16 divisors (see below), whose sum is σ = 3727135440. Its totient is φ = 828252240.

The previous prime is 1822155011. The next prime is 1822155017. The reversal of 1822155016 is 6105512281.

It is not an unprimeable number, because it can be changed into a prime (1822155011) 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, 10353066 + ... + 10353241.

It is an arithmetic number, because the mean of its divisors is an integer number (232945965).

Almost surely, 2^1822155016 is an apocalyptic number.

It is an amenable number.

1822155016 is an abundant number, since it is smaller than the sum of its proper divisors (1904980424).

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

1822155016 is a wasteful number, since it uses less digits than its factorization.

1822155016 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20706324 (or 20706320 counting only the distinct ones).

The product of its (nonzero) digits is 4800, while the sum is 31.

The square root of 1822155016 is about 42686.7077203197. The cubic root of 1822155016 is about 1221.4108501229.

Adding to 1822155016 its reverse (6105512281), we get a palindrome (7927667297).

It can be divided in two parts, 18221 and 55016, that added together give a palindrome (73237).

The spelling of 1822155016 in words is "one billion, eight hundred twenty-two million, one hundred fifty-five thousand, sixteen".