20030045150520 has 96 divisors (see below), whose sum is σ = 65101314348720. Its totient is φ = 5341044441600.

The previous prime is 20030045150471. The next prime is 20030045150539. The reversal of 20030045150520 is 2505154003002.

It is a happy number.

20030045150520 is a `hidden beast` number, since 20 + 0 + 30 + 0 + 45 + 1 + 50 + 520 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 4867932 + ... + 7984788.

Almost surely, 2^{20030045150520} is an apocalyptic number.

20030045150520 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

20030045150520 is an abundant number, since it is smaller than the sum of its proper divisors (45071269198200).

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

20030045150520 is a wasteful number, since it uses less digits than its factorization.

20030045150520 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3134725 (or 3134718 counting only the distinct ones).

The product of its (nonzero) digits is 6000, while the sum is 27.

Adding to 20030045150520 its reverse (2505154003002), we get a palindrome (22535199153522).

The spelling of 20030045150520 in words is "twenty trillion, thirty billion, forty-five million, one hundred fifty thousand, five hundred twenty".