4261563736 has 8 divisors (see below), whose sum is σ = 7990432020. Its totient is φ = 2130781864.

The previous prime is 4261563727. The next prime is 4261563749. The reversal of 4261563736 is 6373651624.

It is a tau number, because it is divible by the number of its divisors (8).

It is a junction number, because it is equal to n+sod(n) for n = 4261563692 and 4261563701.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 266347726 + ... + 266347741.

Almost surely, 2^4261563736 is an apocalyptic number.

It is an amenable number.

4261563736 is a deficient number, since it is larger than the sum of its proper divisors (3728868284).

4261563736 is a wasteful number, since it uses less digits than its factorization.

4261563736 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 532695473 (or 532695469 counting only the distinct ones).

The product of its digits is 544320, while the sum is 43.

The square root of 4261563736 is about 65280.6536119240. The cubic root of 4261563736 is about 1621.2736688874.

The spelling of 4261563736 in words is "four billion, two hundred sixty-one million, five hundred sixty-three thousand, seven hundred thirty-six".