1916955522 has 12 divisors (see below), whose sum is σ = 4153403670. Its totient is φ = 638985168.

The previous prime is 1916955473. The next prime is 1916955563. The reversal of 1916955522 is 2255596191.

1916955522 is a `hidden beast` number, since 1 + 9 + 1 + 6 + 95 + 552 + 2 = 666.

It can be written as a sum of positive squares in only one way, i.e., 1300972761 + 615982761 = 36069^2 + 24819^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 53248747 + ... + 53248782.

Almost surely, 2^1916955522 is an apocalyptic number.

1916955522 is an abundant number, since it is smaller than the sum of its proper divisors (2236448148).

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

1916955522 is a wasteful number, since it uses less digits than its factorization.

1916955522 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 106497537 (or 106497534 counting only the distinct ones).

The product of its digits is 243000, while the sum is 45.

The square root of 1916955522 is about 43783.0506246424. The cubic root of 1916955522 is about 1242.2357172778.

It can be divided in two parts, 19169 and 55522, that added together give a triangular number (74691 = T₃₈₆).

The spelling of 1916955522 in words is "one billion, nine hundred sixteen million, nine hundred fifty-five thousand, five hundred twenty-two".