10204254540 has 36 divisors (see below), whose sum is σ = 30952905984. Its totient is φ = 2721134496.

The previous prime is 10204254503. The next prime is 10204254581. The reversal of 10204254540 is 4545240201.

10204254540 is a `hidden beast` number, since 1 + 0 + 204 + 2 + 5 + 454 + 0 = 666.

It is a tau number, because it is divible by the number of its divisors (36).

It is a super-2 number, since 2×10204254540² (a number of 21 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 28344972 + ... + 28345331.

It is an arithmetic number, because the mean of its divisors is an integer number (859802944).

Almost surely, 2^10204254540 is an apocalyptic number.

10204254540 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

10204254540 is an abundant number, since it is smaller than the sum of its proper divisors (20748651444).

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

10204254540 is a wasteful number, since it uses less digits than its factorization.

10204254540 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 56690318 (or 56690313 counting only the distinct ones).

The product of its (nonzero) digits is 6400, while the sum is 27.

Adding to 10204254540 its reverse (4545240201), we get a palindrome (14749494741).

The spelling of 10204254540 in words is "ten billion, two hundred four million, two hundred fifty-four thousand, five hundred forty".