2135855354160 has 80 divisors (see below), whose sum is σ = 7223074479360. Its totient is φ = 517783115520.

The previous prime is 2135855354153. The next prime is 2135855354317. The reversal of 2135855354160 is 614535585312.

It is a tau number, because it is divible by the number of its divisors (80).

It is a Harshad number since it is a multiple of its sum of digits (48).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 404515420 + ... + 404520699.

It is an arithmetic number, because the mean of its divisors is an integer number (90288430992).

Almost surely, 2^{2135855354160} is an apocalyptic number.

2135855354160 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2135855354160 is an abundant number, since it is smaller than the sum of its proper divisors (5087219125200).

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

2135855354160 is a wasteful number, since it uses less digits than its factorization.

2135855354160 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 809036146 (or 809036140 counting only the distinct ones).

The product of its (nonzero) digits is 2160000, while the sum is 48.

The spelling of 2135855354160 in words is "two trillion, one hundred thirty-five billion, eight hundred fifty-five million, three hundred fifty-four thousand, one hundred sixty".