857002154650334 has 32 divisors (see below), whose sum is σ = 1602707066092800. Its totient is φ = 333896581304640.

The previous prime is 857002154650333. The next prime is 857002154650423. The reversal of 857002154650334 is 433056451200758.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (857002154650331) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 172508537 + ... + 177406875.

It is an arithmetic number, because the mean of its divisors is an integer number (50084595815400).

Almost surely, 2^{857002154650334} is an apocalyptic number.

857002154650334 is a deficient number, since it is larger than the sum of its proper divisors (745704911442466).

857002154650334 is a wasteful number, since it uses less digits than its factorization.

857002154650334 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6034448.

The product of its (nonzero) digits is 12096000, while the sum is 53.

The spelling of 857002154650334 in words is "eight hundred fifty-seven trillion, two billion, one hundred fifty-four million, six hundred fifty thousand, three hundred thirty-four".