65751982 has 4 divisors (see below), whose sum is σ = 98627976. Its totient is φ = 32875990.

The previous prime is 65751979. The next prime is 65752021. The reversal of 65751982 is 28915756.

It is a semiprime because it is the product of two primes.

It is a congruent number.

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 as a sum of consecutive naturals, namely, 16437994 + ... + 16437997.

It is an arithmetic number, because the mean of its divisors is an integer number (24656994).

Almost surely, 2^65751982 is an apocalyptic number.

65751982 is a deficient number, since it is larger than the sum of its proper divisors (32875994).

65751982 is a wasteful number, since it uses less digits than its factorization.

65751982 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32875993.

The product of its digits is 151200, while the sum is 43.

The square root of 65751982 is about 8108.7595845481. The cubic root of 65751982 is about 403.6171543892.

The spelling of 65751982 in words is "sixty-five million, seven hundred fifty-one thousand, nine hundred eighty-two".