65450711400 has 96 divisors (see below), whose sum is σ = 204867274560. Its totient is φ = 17284055040.

The previous prime is 65450711387. The next prime is 65450711413. The reversal of 65450711400 is 411705456.

It is an interprime number because it is at equal distance from previous prime (65450711387) and next prime (65450711413).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 467737 + ... + 591336.

It is an arithmetic number, because the mean of its divisors is an integer number (2134034110).

Almost surely, 2^65450711400 is an apocalyptic number.

65450711400 is a gapful number since it is divisible by the number (60) formed by its first and last digit.

It is an amenable number.

65450711400 is an abundant number, since it is smaller than the sum of its proper divisors (139416563160).

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

65450711400 is a wasteful number, since it uses less digits than its factorization.

65450711400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1059195 (or 1059186 counting only the distinct ones).

The product of its (nonzero) digits is 16800, while the sum is 33.

The spelling of 65450711400 in words is "sixty-five billion, four hundred fifty million, seven hundred eleven thousand, four hundred".