201830953536 has 63 divisors (see below), whose sum is σ = 578542893331. Its totient is φ = 67273390464.

The previous prime is 201830953523. The next prime is 201830953549. The reversal of 201830953536 is 635359038102.

It is a happy number.

The square root of 201830953536 is 449256.

It is a perfect power (a square), and thus also a powerful number.

201830953536 is a `hidden beast` number, since 2 + 0 + 1 + 83 + 0 + 9 + 535 + 36 = 666.

It is an interprime number because it is at equal distance from previous prime (201830953523) and next prime (201830953549).

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 201830953491 and 201830953500.

It is an unprimeable number.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 10772785 + ... + 10791503.

Almost surely, 2^201830953536 is an apocalyptic number.

201830953536 is the 449256-th square number.

It is an amenable number.

201830953536 is an abundant number, since it is smaller than the sum of its proper divisors (376711939795).

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

201830953536 is an frugal number, since it uses more digits than its factorization.

201830953536 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37456 (or 18724 counting only the distinct ones).

The product of its (nonzero) digits is 583200, while the sum is 45.

The spelling of 201830953536 in words is "two hundred one billion, eight hundred thirty million, nine hundred fifty-three thousand, five hundred thirty-six".