65763642 has 32 divisors (see below), whose sum is σ = 152870400. Its totient is φ = 18470448.

The previous prime is 65763637. The next prime is 65763653. The reversal of 65763642 is 24636756.

It is a self number, because there is not a number n which added to its sum of digits gives 65763642.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10792 + ... + 15747.

It is an arithmetic number, because the mean of its divisors is an integer number (4777200).

Almost surely, 2^65763642 is an apocalyptic number.

65763642 is an abundant number, since it is smaller than the sum of its proper divisors (87106758).

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

65763642 is a wasteful number, since it uses less digits than its factorization.

65763642 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26610.

The product of its digits is 181440, while the sum is 39.

The square root of 65763642 is about 8109.4785282409. The cubic root of 65763642 is about 403.6410112004.

The spelling of 65763642 in words is "sixty-five million, seven hundred sixty-three thousand, six hundred forty-two".