20461200524 has 24 divisors (see below), whose sum is σ = 36904486080. Its totient is φ = 9921056256.

The previous prime is 20461200517. The next prime is 20461200569. The reversal of 20461200524 is 42500216402.

It is a junction number, because it is equal to n+sod(n) for n = 20461200493 and 20461200502.

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, 478757 + ... + 519740.

It is an arithmetic number, because the mean of its divisors is an integer number (1537686920).

Almost surely, 2^20461200524 is an apocalyptic number.

It is an amenable number.

20461200524 is a deficient number, since it is larger than the sum of its proper divisors (16443285556).

20461200524 is a wasteful number, since it uses less digits than its factorization.

20461200524 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 998657 (or 998655 counting only the distinct ones).

The product of its (nonzero) digits is 3840, while the sum is 26.

Adding to 20461200524 its reverse (42500216402), we get a palindrome (62961416926).

The spelling of 20461200524 in words is "twenty billion, four hundred sixty-one million, two hundred thousand, five hundred twenty-four".