2053440006 has 16 divisors (see below), whose sum is σ = 4127520000. Its totient is φ = 681040008.

The previous prime is 2053439963. The next prime is 2053440007. The reversal of 2053440006 is 6000443502.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2053440007) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 858706 + ... + 861093.

It is an arithmetic number, because the mean of its divisors is an integer number (257970000).

Almost surely, 2^2053440006 is an apocalyptic number.

2053440006 is an abundant number, since it is smaller than the sum of its proper divisors (2074079994).

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

2053440006 is a wasteful number, since it uses less digits than its factorization.

2053440006 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1720003.

The product of its (nonzero) digits is 2880, while the sum is 24.

The square root of 2053440006 is about 45314.8982786015. The cubic root of 2053440006 is about 1271.0442577870.

Adding to 2053440006 its reverse (6000443502), we get a palindrome (8053883508).

The spelling of 2053440006 in words is "two billion, fifty-three million, four hundred forty thousand, six".