2051152544 has 72 divisors (see below), whose sum is σ = 4973894100. Its totient is φ = 827344896.

The previous prime is 2051152531. The next prime is 2051152549. The reversal of 2051152544 is 4452511502.

It can be written as a sum of positive squares in 2 ways, for example, as 1934944144 + 116208400 = 43988^2 + 10780^2 .

It is not an unprimeable number, because it can be changed into a prime (2051152549) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 11819 + ... + 65130.

Almost surely, 2^2051152544 is an apocalyptic number.

It is an amenable number.

2051152544 is an abundant number, since it is smaller than the sum of its proper divisors (2922741556).

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

2051152544 is a wasteful number, since it uses less digits than its factorization.

2051152544 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 76990 (or 76975 counting only the distinct ones).

The product of its (nonzero) digits is 8000, while the sum is 29.

The square root of 2051152544 is about 45289.6516215349. The cubic root of 2051152544 is about 1270.5721158032.

The spelling of 2051152544 in words is "two billion, fifty-one million, one hundred fifty-two thousand, five hundred forty-four".