10030445520 has 40 divisors (see below), whose sum is σ = 31094381856. Its totient is φ = 2674785408.

The previous prime is 10030445497. The next prime is 10030445549. The reversal of 10030445520 is 2554403001.

It is a tau number, because it is divible by the number of its divisors (40).

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 20896522 + ... + 20897001.

Almost surely, 2^10030445520 is an apocalyptic number.

10030445520 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

10030445520 is an abundant number, since it is smaller than the sum of its proper divisors (21063936336).

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

10030445520 is a wasteful number, since it uses less digits than its factorization.

10030445520 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41793539 (or 41793533 counting only the distinct ones).

The product of its (nonzero) digits is 2400, while the sum is 24.

Adding to 10030445520 its reverse (2554403001), we get a palindrome (12584848521).

The spelling of 10030445520 in words is "ten billion, thirty million, four hundred forty-five thousand, five hundred twenty".