420650525135 has 4 divisors (see below), whose sum is σ = 504780630168. Its totient is φ = 336520420104.

The previous prime is 420650525101. The next prime is 420650525161. The reversal of 420650525135 is 531525056024.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 420650525135 - 2³⁸ = 145772618191 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 42065052509 + ... + 42065052518.

It is an arithmetic number, because the mean of its divisors is an integer number (126195157542).

Almost surely, 2^420650525135 is an apocalyptic number.

420650525135 is a deficient number, since it is larger than the sum of its proper divisors (84130105033).

420650525135 is an equidigital number, since it uses as much as digits as its factorization.

420650525135 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 84130105032.

The product of its (nonzero) digits is 180000, while the sum is 38.

The spelling of 420650525135 in words is "four hundred twenty billion, six hundred fifty million, five hundred twenty-five thousand, one hundred thirty-five".