201258742435 has 16 divisors (see below), whose sum is σ = 257433228000. Its totient is φ = 150518964736.

The previous prime is 201258742417. The next prime is 201258742457. The reversal of 201258742435 is 534247852102.

It is a cyclic number.

It is not a de Polignac number, because 201258742435 - 2⁵ = 201258742403 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 201258742391 and 201258742400.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7932805 + ... + 7958134.

It is an arithmetic number, because the mean of its divisors is an integer number (16089576750).

Almost surely, 2^201258742435 is an apocalyptic number.

201258742435 is a deficient number, since it is larger than the sum of its proper divisors (56174485565).

201258742435 is a wasteful number, since it uses less digits than its factorization.

201258742435 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15891110.

The product of its (nonzero) digits is 537600, while the sum is 43.

The spelling of 201258742435 in words is "two hundred one billion, two hundred fifty-eight million, seven hundred forty-two thousand, four hundred thirty-five".