4261819552 has 12 divisors (see below), whose sum is σ = 8390457306. Its totient is φ = 2130909760.

The previous prime is 4261819537. The next prime is 4261819609. The reversal of 4261819552 is 2559181624.

It can be written as a sum of positive squares in only one way, i.e., 4198521616 + 63297936 = 64796^2 + 7956^2 .

It is a junction number, because it is equal to n+sod(n) for n = 4261819499 and 4261819508.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 66590899 + ... + 66590962.

Almost surely, 2^4261819552 is an apocalyptic number.

It is an amenable number.

4261819552 is a deficient number, since it is larger than the sum of its proper divisors (4128637754).

4261819552 is a wasteful number, since it uses less digits than its factorization.

4261819552 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 133181871 (or 133181863 counting only the distinct ones).

The product of its digits is 172800, while the sum is 43.

The square root of 4261819552 is about 65282.6129379025. The cubic root of 4261819552 is about 1621.3061092052.

The spelling of 4261819552 in words is "four billion, two hundred sixty-one million, eight hundred nineteen thousand, five hundred fifty-two".