201539387433120 has 192 divisors, whose sum is σ = 695586917370240. Its totient is φ = 48644679168000.

The previous prime is 201539387433079. The next prime is 201539387433121. The reversal of 201539387433120 is 21334783935102.

It is not an unprimeable number, because it can be changed into a prime (201539387433121) 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, 82132231 + ... + 84550470.

It is an arithmetic number, because the mean of its divisors is an integer number (3622848527970).

Almost surely, 2^{201539387433120} is an apocalyptic number.

201539387433120 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

201539387433120 is an abundant number, since it is smaller than the sum of its proper divisors (494047529937120).

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

201539387433120 is a wasteful number, since it uses less digits than its factorization.

201539387433120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 166682959 (or 166682951 counting only the distinct ones).

The product of its (nonzero) digits is 3265920, while the sum is 51.

The spelling of 201539387433120 in words is "two hundred one trillion, five hundred thirty-nine billion, three hundred eighty-seven million, four hundred thirty-three thousand, one hundred twenty".