20200530544 has 10 divisors (see below), whose sum is σ = 39138527960. Its totient is φ = 10100265264.

The previous prime is 20200530509. The next prime is 20200530557. The reversal of 20200530544 is 44503500202.

It is a super-2 number, since 2×20200530544² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 631266564 + ... + 631266595.

It is an arithmetic number, because the mean of its divisors is an integer number (3913852796).

Almost surely, 2^20200530544 is an apocalyptic number.

It is an amenable number.

20200530544 is a deficient number, since it is larger than the sum of its proper divisors (18937997416).

20200530544 is a wasteful number, since it uses less digits than its factorization.

20200530544 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1262533167 (or 1262533161 counting only the distinct ones).

The product of its (nonzero) digits is 4800, while the sum is 25.

The spelling of 20200530544 in words is "twenty billion, two hundred million, five hundred thirty thousand, five hundred forty-four".