65481004 has 12 divisors (see below), whose sum is σ = 115663464. Its totient is φ = 32434304.

The previous prime is 65480993. The next prime is 65481037. The reversal of 65481004 is 40018456.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 76069 + ... + 76924.

It is an arithmetic number, because the mean of its divisors is an integer number (9638622).

Almost surely, 2^65481004 is an apocalyptic number.

It is an amenable number.

65481004 is a deficient number, since it is larger than the sum of its proper divisors (50182460).

65481004 is a wasteful number, since it uses less digits than its factorization.

65481004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 153104 (or 153102 counting only the distinct ones).

The product of its (nonzero) digits is 3840, while the sum is 28.

The square root of 65481004 is about 8092.0333662189. The cubic root of 65481004 is about 403.0619267063.

The spelling of 65481004 in words is "sixty-five million, four hundred eighty-one thousand, four".