201072453522 has 16 divisors (see below), whose sum is σ = 402152651712. Its totient is φ = 67022860400.

The previous prime is 201072453499. The next prime is 201072453583. The reversal of 201072453522 is 225354270102.

201072453522 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 7 ways as a sum of consecutive naturals, for example, 47488 + ... + 635924.

It is an arithmetic number, because the mean of its divisors is an integer number (25134540732).

Almost surely, 2^201072453522 is an apocalyptic number.

201072453522 is an abundant number, since it is smaller than the sum of its proper divisors (201080198190).

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

201072453522 is a wasteful number, since it uses less digits than its factorization.

201072453522 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 645393.

The product of its (nonzero) digits is 33600, while the sum is 33.

The spelling of 201072453522 in words is "two hundred one billion, seventy-two million, four hundred fifty-three thousand, five hundred twenty-two".