2135885466 has 48 divisors (see below), whose sum is σ = 5056625952. Its totient is φ = 597447840.

The previous prime is 2135885441. The next prime is 2135885473. The reversal of 2135885466 is 6645885312.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 103716 + ... + 122591.

It is an arithmetic number, because the mean of its divisors is an integer number (105346374).

Almost surely, 2^2135885466 is an apocalyptic number.

2135885466 is a gapful number since it is divisible by the number (26) formed by its first and last digit.

2135885466 is an abundant number, since it is smaller than the sum of its proper divisors (2920740486).

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

2135885466 is a wasteful number, since it uses less digits than its factorization.

2135885466 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 226347 (or 226336 counting only the distinct ones).

The product of its digits is 1382400, while the sum is 48.

The square root of 2135885466 is about 46215.6409238258. The cubic root of 2135885466 is about 1287.8323201109.

The spelling of 2135885466 in words is "two billion, one hundred thirty-five million, eight hundred eighty-five thousand, four hundred sixty-six".