235000521620 has 12 divisors (see below), whose sum is σ = 493501095444. Its totient is φ = 94000208640.

The previous prime is 235000521607. The next prime is 235000521629. The reversal of 235000521620 is 26125000532.

It can be written as a sum of positive squares in 2 ways, for example, as 145346987536 + 89653534084 = 381244^2 + 299422^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 235000521620.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (235000521629) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5875013021 + ... + 5875013060.

It is an arithmetic number, because the mean of its divisors is an integer number (41125091287).

Almost surely, 2^235000521620 is an apocalyptic number.

235000521620 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

235000521620 is an abundant number, since it is smaller than the sum of its proper divisors (258500573824).

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

235000521620 is a wasteful number, since it uses less digits than its factorization.

235000521620 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11750026090 (or 11750026088 counting only the distinct ones).

The product of its (nonzero) digits is 3600, while the sum is 26.

The spelling of 235000521620 in words is "two hundred thirty-five billion, five hundred twenty-one thousand, six hundred twenty".