201853278070 has 16 divisors (see below), whose sum is σ = 363455434368. Its totient is φ = 80714748160.

The previous prime is 201853278043. The next prime is 201853278091. The reversal of 201853278070 is 70872358102.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3288454 + ... + 3349273.

It is an arithmetic number, because the mean of its divisors is an integer number (22715964648).

Almost surely, 2^201853278070 is an apocalyptic number.

201853278070 is a deficient number, since it is larger than the sum of its proper divisors (161602156298).

201853278070 is a wasteful number, since it uses less digits than its factorization.

201853278070 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6640775.

The product of its (nonzero) digits is 188160, while the sum is 43.

The spelling of 201853278070 in words is "two hundred one billion, eight hundred fifty-three million, two hundred seventy-eight thousand, seventy".