2051724544 has 18 divisors (see below), whose sum is σ = 4095435050. Its totient is φ = 1025862144.

The previous prime is 2051724541. The next prime is 2051724547. The reversal of 2051724544 is 4454271502.

It is an interprime number because it is at equal distance from previous prime (2051724541) and next prime (2051724547).

It can be written as a sum of positive squares in only one way, i.e., 1717273600 + 334450944 = 41440^2 + 18288^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2051724541) 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 as a sum of consecutive naturals, namely, 4007019 + ... + 4007530.

Almost surely, 2^2051724544 is an apocalyptic number.

It is an amenable number.

2051724544 is a deficient number, since it is larger than the sum of its proper divisors (2043710506).

2051724544 is an frugal number, since it uses more digits than its factorization.

2051724544 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8014565 (or 8014551 counting only the distinct ones).

The product of its (nonzero) digits is 44800, while the sum is 34.

The square root of 2051724544 is about 45295.9660897083. The cubic root of 2051724544 is about 1270.6902119610.

The spelling of 2051724544 in words is "two billion, fifty-one million, seven hundred twenty-four thousand, five hundred forty-four".