1010020544 has 112 divisors (see below), whose sum is σ = 2291059680. Its totient is φ = 437944320.

The previous prime is 1010020519. The next prime is 1010020547. The reversal of 1010020544 is 4450200101.

It is not an unprimeable number, because it can be changed into a prime (1010020547) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2861072 + ... + 2861424.

It is an arithmetic number, because the mean of its divisors is an integer number (20455890).

Almost surely, 2^1010020544 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1010020544, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1145529840).

1010020544 is an abundant number, since it is smaller than the sum of its proper divisors (1281039136).

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

1010020544 is a wasteful number, since it uses less digits than its factorization.

1010020544 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 578 (or 568 counting only the distinct ones).

The product of its (nonzero) digits is 160, while the sum is 17.

The square root of 1010020544 is about 31780.8203795937. The cubic root of 1010020544 is about 1003.3290862197.

Adding to 1010020544 its reverse (4450200101), we get a palindrome (5460220645).

The spelling of 1010020544 in words is "one billion, ten million, twenty thousand, five hundred forty-four".