65427640300 has 54 divisors (see below), whose sum is σ = 156058469084. Its totient is φ = 23791864800.

The previous prime is 65427640277. The next prime is 65427640301. The reversal of 65427640300 is 304672456.

It is a super-2 number, since 2×65427640300² (a number of 22 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 65427640300.

It is not an unprimeable number, because it can be changed into a prime (65427640301) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 2691522 + ... + 2715721.

Almost surely, 2^65427640300 is an apocalyptic number.

It is an amenable number.

65427640300 is an abundant number, since it is smaller than the sum of its proper divisors (90630828784).

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

65427640300 is a wasteful number, since it uses less digits than its factorization.

65427640300 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5407279 (or 5407261 counting only the distinct ones).

The product of its (nonzero) digits is 120960, while the sum is 37.

The spelling of 65427640300 in words is "sixty-five billion, four hundred twenty-seven million, six hundred forty thousand, three hundred".