201039665470 has 32 divisors (see below), whose sum is σ = 414150724800. Its totient is φ = 68830649856.

The previous prime is 201039665341. The next prime is 201039665597. The reversal of 201039665470 is 74566930102.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1975755 + ... + 2075014.

It is an arithmetic number, because the mean of its divisors is an integer number (12942210150).

Almost surely, 2^201039665470 is an apocalyptic number.

201039665470 is an abundant number, since it is smaller than the sum of its proper divisors (213111059330).

201039665470 is a wasteful number, since it uses less digits than its factorization.

201039665470 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4051492.

The product of its (nonzero) digits is 272160, while the sum is 43.

The spelling of 201039665470 in words is "two hundred one billion, thirty-nine million, six hundred sixty-five thousand, four hundred seventy".