201745786704 has 160 divisors (see below), whose sum is σ = 665627397120. Its totient is φ = 51123379200.

The previous prime is 201745786703. The next prime is 201745786717. The reversal of 201745786704 is 407687547102.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (201745786703) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 514134 + ... + 817205.

It is an arithmetic number, because the mean of its divisors is an integer number (4160171232).

Almost surely, 2^201745786704 is an apocalyptic number.

201745786704 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

201745786704 is an abundant number, since it is smaller than the sum of its proper divisors (463881610416).

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

201745786704 is a wasteful number, since it uses less digits than its factorization.

201745786704 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1331409 (or 1331403 counting only the distinct ones).

The product of its (nonzero) digits is 2634240, while the sum is 51.

The spelling of 201745786704 in words is "two hundred one billion, seven hundred forty-five million, seven hundred eighty-six thousand, seven hundred four".