2081503652 has 24 divisors (see below), whose sum is σ = 3782955960. Its totient is φ = 1000939520.

The previous prime is 2081503639. The next prime is 2081503661. The reversal of 2081503652 is 2563051802.

It can be written as a sum of positive squares in 4 ways, for example, as 480223396 + 1601280256 = 21914^2 + 40016^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5099 + ... + 64722.

It is an arithmetic number, because the mean of its divisors is an integer number (157623165).

Almost surely, 2^2081503652 is an apocalyptic number.

It is an amenable number.

2081503652 is a deficient number, since it is larger than the sum of its proper divisors (1701452308).

2081503652 is a wasteful number, since it uses less digits than its factorization.

2081503652 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 70111 (or 70109 counting only the distinct ones).

The product of its (nonzero) digits is 14400, while the sum is 32.

The square root of 2081503652 is about 45623.4989013337. The cubic root of 2081503652 is about 1276.8083839284.

The spelling of 2081503652 in words is "two billion, eighty-one million, five hundred three thousand, six hundred fifty-two".