65453916 has 48 divisors (see below), whose sum is σ = 167207040. Its totient is φ = 19763520.

The previous prime is 65453909. The next prime is 65453923. The reversal of 65453916 is 61935456.

It is an interprime number because it is at equal distance from previous prime (65453909) and next prime (65453923).

It is a Smith number, since the sum of its digits (39) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 45090 + ... + 46518.

It is an arithmetic number, because the mean of its divisors is an integer number (3483480).

Almost surely, 2^65453916 is an apocalyptic number.

65453916 is a gapful number since it is divisible by the number (66) formed by its first and last digit.

It is an amenable number.

65453916 is an abundant number, since it is smaller than the sum of its proper divisors (101753124).

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

65453916 is a wasteful number, since it uses less digits than its factorization.

65453916 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1794 (or 1792 counting only the distinct ones).

The product of its digits is 97200, while the sum is 39.

The square root of 65453916 is about 8090.3594481333. The cubic root of 65453916 is about 403.0063398609.

The spelling of 65453916 in words is "sixty-five million, four hundred fifty-three thousand, nine hundred sixteen".