10506225520 has 40 divisors (see below), whose sum is σ = 27916543584. Its totient is φ = 3602134272.

The previous prime is 10506225487. The next prime is 10506225547. The reversal of 10506225520 is 2552260501.

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

It is a super-2 number, since 2×10506225520² (a number of 21 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (28).

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, 9379999 + ... + 9381118.

Almost surely, 2^10506225520 is an apocalyptic number.

10506225520 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

10506225520 is an abundant number, since it is smaller than the sum of its proper divisors (17410318064).

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

10506225520 is a wasteful number, since it uses less digits than its factorization.

10506225520 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18761137 (or 18761131 counting only the distinct ones).

The product of its (nonzero) digits is 6000, while the sum is 28.

The spelling of 10506225520 in words is "ten billion, five hundred six million, two hundred twenty-five thousand, five hundred twenty".